What is *The Buffettology Workbook* by Mary Buffett about?

*The Buffettology Workbook* is a practical guide to applying Warren Buffett’s value investing strategies, focusing on mathematical ratios and business analysis. It pairs with Mary Buffett’s original *Buffettology* to teach readers how to evaluate stocks using Buffett’s criteria, such as earnings per share and consumer monopolies. The workbook includes exercises, case studies (e.g., Coca-Cola), and tools to identify undervalued companies.

Who should read *The Buffettology Workbook*?

This book is ideal for investors seeking to adopt Warren Buffett’s long-term, business-focused approach. It suits both beginners learning value investing fundamentals and experienced investors refining their analysis skills. Readers interested in hands-on financial calculations, portfolio-building strategies, or Buffett’s focus on consumer monopolies will find actionable insights.

Is *The Buffettology Workbook* worth reading?

Yes, for investors committed to mastering Buffett’s methods. Unlike theoretical guides, this workbook provides step-by-step exercises, formulas (e.g., calculating intrinsic value), and real-world examples to practice identifying undervalued stocks. However, its technical focus on ratios may challenge casual readers.

How does *The Buffettology Workbook* complement *Buffettology*?

While *Buffettology* explains Warren Buffett’s philosophy, the workbook offers practical tools to implement it. It expands on concepts like “business perspective investing” with worksheets, financial templates, and problem-solving exercises. Together, they provide a complete framework for analyzing companies like Buffett.

What are the key mathematical formulas in *The Buffettology Workbook*?

The book emphasizes calculations for: - **Earnings per share (EPS) growth** to assess profitability. - **Return on equity (ROE)** to measure management efficiency. - **Intrinsic value** to determine a stock’s true worth. These formulas help investors avoid overpaying for stocks and focus on companies with durable competitive advantages.

How does the workbook teach investors to identify undervalued stocks?

It outlines Buffett’s criteria, such as seeking companies with: - **Consumer monopolies** (strong brand loyalty). - **Consistent earnings growth** (10+ years). - **High ROE** (above 15%). Readers learn to analyze financial statements, calculate key metrics, and wait for market downturns to buy at discounted prices.

What case studies are included in *The Buffettology Workbook*?

The workbook references Buffett’s investments in companies like Coca-Cola, American Express, and Gillette. These examples illustrate how to apply ratio analysis, assess management quality, and recognize “economic moats” that protect a company from competitors.

What common investing mistakes does the workbook help avoid?

It addresses pitfalls like: - **Overreacting to market volatility**. - **Ignoring a company’s long-term economics**. - **Paying premium prices for trendy stocks**. By focusing on intrinsic value and durable businesses, readers learn to build resilient portfolios.

バフェットの法則投資の極意を学ぶワークブック

バフェット流バリュー投資

メアリー・バフェット

4.03(151 Reviews)

『バフェットの法則投資の極意を学ぶワークブック』の概要

ウォーレン・バフェットの伝説的な投資戦略を、この実用的な192ページのワークブックで解き明かしましょう。20カ国語以上に翻訳され、金融の専門家たちが絶大な信頼を寄せるツールです。普通の投資家を億万長者へと変えた、秘密の計算手法とは何でしょうか？ウォール街のインサイダーでさえ抗えないその数式を、今すぐ手に入れてください。

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第1章

The Golden Path to Buffett's Billions: Exploiting Market Myopia

Have you ever wondered how Warren Buffett transformed $105,000 into more than $30 billion? The secret isn't complex formulas or insider knowledge-it's a profound understanding of human psychology in the marketplace. While most investors chase trends and react emotionally to headlines, Buffett patiently waits for opportunities created by others' shortsightedness. His approach, detailed in "The Buffettology Workbook," reveals how approximately 95% of market participants operate with a short-term mindset, creating predictable patterns of overreaction that the disciplined investor can exploit. This methodology has made Buffett's investment vehicle, Berkshire Hathaway, one of the most successful in history, with shares growing from $1,000 in 1986 to over $50,000 by 2000. Even celebrities like Bill Gates and LeBron James have publicly praised Buffett's approach, with the latter famously stating he studies Buffett's principles more than basketball strategies. Let's explore how you can apply these same techniques to your own investment journey.

第2章

Exploiting Market Short-Sightedness: The Foundation of Buffett's Fortune

Warren Buffett's entire investment philosophy revolves around a simple yet profound observation: most market participants-from day traders to professional fund managers-focus exclusively on short-term results. Fund managers face relentless pressure to deliver top quarterly and annual performance since their marketing depends on short-term rankings. This institutional imperative creates a market environment where participants habitually sell shares whenever bad news emerges, regardless of a company's long-term economic value. The pressure is particularly acute for mutual fund managers who must report holdings quarterly and justify each position to their investors and supervisors. This short-term thinking generates golden buying opportunities for patient investors. Without this predictable market behavior, Buffett couldn't have purchased Washington Post shares for $6.14 that later reached $500, or Coca-Cola at $5.22 that eventually hit $50. American Express provides another classic example - after the 1963 salad oil scandal crashed the stock price, Buffett invested heavily, recognizing the company's fundamental business remained strong. The pattern is remarkably consistent: when quality businesses face temporary setbacks, short-term investors flee, creating bargain prices for those with longer time horizons. Think about it this way: imagine you owned a successful local business that consistently earned $200,000 annually. If a temporary road construction project reduced your profits to $150,000 for one year, would you sell your business for half its normal value? Of course not. Yet this happens constantly in the stock market, where investors routinely sell excellent businesses at massive discounts during temporary difficulties. During the 2008 financial crisis, even blue-chip companies with strong balance sheets saw their shares plummet 50% or more as panic selling took hold. Buffett's genius lies in identifying what he calls "consumer monopolies"-businesses with economic engines powerful enough to recover from temporary setbacks. These companies typically possess strong brands, pricing power, and high returns on capital - think Coca-Cola, Moody's, or American Express. When short-term investors panic and sell these businesses at discounted prices, Buffett steps in, knowing that the underlying economics remain intact. He particularly favors companies with predictable earnings, strong market positions, and capable management teams that can weather economic storms. This approach requires both analytical skill to identify quality businesses and the emotional discipline to buy when others are fearful-a combination that has made Buffett one of the wealthiest individuals on the planet. His strategy also demands incredible patience - sometimes waiting years for the right opportunity to buy great businesses at reasonable prices. This was evident in his purchase of GEICO, which he studied for decades before making a major investment when the price was right. The ability to act decisively when opportunities arise, while remaining patient during overvalued markets, exemplifies Buffett's exploitation of market short-sightedness.

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『バフェットの法則投資の極意を学ぶワークブック』の一語一語が音声に合わせてリアルタイムでハイライトされ、自然に読み進められます。

第3章

Consumer Monopolies vs. Commodity Businesses: Knowing What to Buy

Not all businesses are created equal in Buffett's eyes. He divides the business world into two distinct categories: "commodity" businesses with poor economics and "consumer monopolies" with terrific economics. This distinction forms the foundation of his investment approach. Commodity businesses sell products where price is the primary purchasing factor. These businesses suffer from a vicious cycle: when one company improves manufacturing to lower costs and increase margins, it immediately lowers prices to gain market share. Competitors must make similar improvements and price cuts, destroying any margin improvements. This forces constant reinvestment in manufacturing rather than growth opportunities. Consider the airline industry-a classic commodity business. When one airline adds more fuel-efficient planes to reduce costs, others must follow suit. The resulting price competition prevents any carrier from maintaining superior profits long-term. Similar patterns emerge in steel, textiles, and basic manufacturing. These businesses typically carry massive debt, have management-dependent profitability, low profit margins, poor returns on equity, face multiple competitors, and show erratic profits. In contrast, consumer monopolies sell products where quality and uniqueness drive purchasing decisions, not price. These companies hold monopoly-like positions through brand power or unique market positions. Like a toll bridge controlling river crossings, businesses such as Wrigley's gum, Coca-Cola, and Microsoft control products consumers want, giving them pricing freedom that translates to higher margins and greater shareholder profits. The difference becomes clear when examining financial metrics. While commodity businesses like Burlington Industries struggled with 1.4% profit margins and 3.6% returns on equity, consumer monopolies like Coca-Cola enjoyed 16.3% margins and 32.5% returns on equity. Microsoft performed even better with 38.6% margins and 26.8% ROE. Consumer monopolies excel partly because they rely less on physical assets than commodity businesses. Their wealth exists as intangible assets like brand names or formulas, making them less vulnerable to fixed charges, property taxes, and plant expansion costs. They typically generate large cash flows, operate with minimal debt, manufacture low-tech products, and use long-lived manufacturing facilities without constant retooling expenses. When you understand this distinction, you begin seeing the business landscape through Buffett's eyes-identifying businesses with durable competitive advantages that can weather economic storms and emerge stronger.

第4章

The Eight Questions: Identifying True Consumer Monopolies

Buffett approaches investment analysis through eight key questions that help determine if a business has a consumer monopoly resilient enough to weather market volatility. Think of this as a qualifying process similar to choosing a life partner-Buffett believes in investing like a Catholic who "marries for life." First, can you identify a consumer monopoly product or service? Look for brand name products that businesses must carry to remain competitive-products recognizable worldwide like Coca-Cola, Marlboro, or Disney characters. When a merchant must stock certain brands to satisfy customers, the manufacturer gains tremendous pricing power. Second, does the company show a strong, upward-trending earnings history? A true consumer monopoly should demonstrate consistent earnings growth over time. Wildly fluctuating earnings suggest management problems or a weaker business model than initially apparent. Third, is the company conservatively financed with minimal debt? True consumer monopolies typically generate abundant cash and rarely need significant debt. Rather than using traditional debt-to-equity ratios, Buffett measures financial strength by a company's ability to service debt from earnings. Elite consumer monopolies like Wrigley's or UST often have little or no long-term debt, while Coca-Cola's debt equals less than one year's earnings. Fourth, does the company earn consistently high returns on shareholders' equity (15% or higher)? This indicates strong earnings power and effective management. While the average American corporation earns about 12% on equity, Buffett targets companies significantly exceeding this benchmark. His successful investments demonstrate this principle: Coca-Cola averaged 33%, Hershey Foods 16.7%, and ServiceMaster over 40%. Fifth, can the business use retained earnings for growth rather than just maintaining operations? Most companies must constantly reinvest profits just to replace aging equipment and infrastructure. Consumer monopolies, however, can use retained earnings to acquire new businesses or expand profitable core operations. This creates economic power to overcome business calamities and grow shareholder wealth long-term. Sixth, can the company reinvest retained earnings at high rates of return? The compounding effect of high-return reinvestment creates dramatic differences over time. Buffett illustrates this with a powerful example: $10,000 annually for ten years in a drawer equals $100,000; at 5% interest equals $132,067; but at 23% compounds to $370,388. Seventh, can the business freely adjust prices to match inflation without experiencing a decline in demand? This ability separates consumer monopolies from commodity businesses. While commodity businesses often face increasing costs but declining prices due to overproduction and competition, consumer monopolies can maintain profit margins by raising prices alongside inflation. Finally, does the company's retained earnings continuously increase underlying business value, which the market eventually recognizes through higher stock prices? Berkshire Hathaway exemplifies this principle-from 1983 to 2000, its shareholders' equity grew from $975 to $38,000 per share (3,789%), while share price increased from $1,000 to $50,000 (4,900%). By systematically applying these eight questions, you can identify businesses with the economic characteristics necessary to deliver superior long-term returns.

『バフェットの法則投資の極意を学ぶワークブック』をもっと深く楽しむ

毎日の新しい気づきを10万件以上のレッスンから
言葉をハイライトして音声と同期
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第5章

Finding the Toll Bridge: Where Consumer Monopolies Hide

Buffett identifies four types of businesses with "toll bridge" effects that produce excellent results as consumer monopolies. Understanding these categories helps investors focus their search for exceptional businesses. The first category includes businesses making fast-wearing or consumable brand name products that merchants must carry. These businesses act as toll bridges because merchants have no choice but to stock their products to satisfy consumer demand. When a product has only one manufacturer, merchants lose pricing power and must pay what the manufacturer demands. Price competition shifts between merchants, not manufacturers, preserving the manufacturer's profit margins. Examples include Coca-Cola, Marlboro cigarettes, Hershey's chocolate, and prescription drugs. The second category encompasses communications businesses providing repetitive services that manufacturers must use to persuade the public to buy their products. Advertising creates a conceptual toll bridge between manufacturers and consumers. Companies must advertise to create demand and prevent competitors from taking market share. Warren found value in media businesses like ABC, Capital Cities, and local newspapers with limited competition. The Buffalo Evening News demonstrated this principle-with competition it was merely average, but without competitors it could raise advertising rates dramatically. The third category includes businesses providing repetitive consumer services that people and businesses consistently need. These businesses provide essential services using nonunion, limited-skill workers hired as needed. Examples include ServiceMaster (pest control, cleaning services), Rollins (Orkin pest control), security services, and credit card companies like American Express. These companies require minimal capital expenditures, face no product obsolescence, and can adjust their workforce to match demand. The fourth category comprises retail stores that have acquired regional quasi-monopoly positions. Warren found certain large retailers earn quasi-monopoly profits through volume sales at low prices. Companies like Nebraska Furniture Mart (owned by Berkshire Hathaway) leverage monopoly buying power to purchase inventory at deep discounts, then undersell competitors while maintaining profitability through high turnover. These businesses create barriers to entry through low operating costs, massive inventory, and razor-thin margins that make it financially impossible for competitors to establish themselves. The simplest way to identify excellent toll bridge businesses? Stand outside a supermarket or convenience store and identify the brand name products they must carry to stay in business. This practical approach is more effective than endlessly searching through financial publications to find promising investment opportunities.

第6章

The Bad News Buying Opportunity: When to Strike

Warren's success comes from investing in consumer monopolies when their stock prices are depressed due to temporary setbacks he's certain they'll recover from. He's identified four specific recoverable situations that create buying opportunities. Stock market corrections and panics represent the safest buying opportunities because they typically don't affect underlying business economics. During these periods, stock prices drop for reasons unrelated to company performance. Warren bought Washington Post during the 1973-74 crash and Coca-Cola during the 1987 crash, acquiring massive positions while others panicked. The perfect buying situation occurs when market panic combines with company-specific bad news. Consumer monopolies eventually recover after market corrections, though recovery may take longer in extremely overvalued markets. Industry-wide recessions create excellent buying opportunities, though recovery times can range from one to four years. These situations vary in intensity from mild earnings reductions to potential bankruptcy. Warren advises focusing on well-capitalized industry leaders that were highly profitable before the recession. For example, Capital Cities/ABC lost 40% of its share price in 1990 merely for projecting flat earnings, later merging with Disney at $125 per share. Similarly, Warren invested in Wells Fargo during the 1990 banking recession when its stock fell 52% despite strong fundamentals. Individual calamities occur when excellent companies make costly mistakes that severely impact their stock prices. Warren's job is determining whether these are temporary or permanent problems. Companies with strong consumer monopolies typically have the financial strength to survive major calamities. Warren invested in both Geico and American Express after business blunders that nearly wiped out their net worth. When Geico lost $126 million in 1975 after unwisely insuring high-risk drivers, Warren invested only after confirming they would return to their proven business model. His $45.7 million investment grew to $2.39 billion by 1996. Structural changes like mergers, restructuring, and reorganizations often produce special charges against earnings that temporarily depress share prices, creating buying opportunities. Warren invested in Costco after its earnings suffered from merger and restructuring costs. Conversely, positive structural changes like converting from corporate to partnership form or spinning off businesses can boost stock prices. The key insight is that temporary problems in excellent businesses create asymmetric investment opportunities-limited downside with substantial upside potential. The challenge is distinguishing between temporary setbacks and permanent impairments, which requires deep understanding of the business fundamentals.

聴きながら、すべての言葉を目で追えます

『バフェットの法則投資の極意を学ぶワークブック』の一語一語が音声に合わせてリアルタイムでハイライトされ、自然に読み進められます。

第7章

Calculating Intrinsic Value: The Mathematical Edge

Warren's approach combines qualitative business analysis with quantitative valuation techniques. Once you've identified a consumer monopoly facing temporary difficulties, you need to determine whether the current price offers an attractive return. Warren employs several key calculations to make this determination. The first calculation examines earnings predictability. Warren studies 7-10 years of earnings history to identify patterns. The ideal company shows consistently strong earnings with an upward trend. Companies with wildly erratic earnings should be avoided as their future earnings are unpredictable. When analyzing companies with recent earnings setbacks, Warren excludes the problematic year if he determines the situation is temporary, using the previous year's earnings as the future value in his calculations. The second calculation determines your initial rate of return by dividing current earnings per share by the purchase price. For example, when Warren bought Coca-Cola at $5.22 against earnings of $0.36, his initial return was 6.89%. This demonstrates his principle that the price you pay determines your rate of return. The third calculation projects future value based on the company's historical return on equity and earnings growth. Warren calculates a company's expected shareholders' equity in ten years based on historical return rates, then multiplies by projected ROE to estimate future earnings. This allows him to project a future trading value and calculate the expected annual compounding return on his investment. Using Coca-Cola as a case study, in 1988 the company had $1.07 per share equity and earned $0.36 per share-a 33.6% return on equity. Warren viewed this as an equity/bond with a 33.6% yield, with 58% ($0.21) retained by the company and 42% ($0.15) paid as dividends. By assuming Coca-Cola could maintain its 33.6% ROE while retaining 58% of earnings, Warren projected the company's equity would grow at 19.4% annually, allowing him to forecast future values with remarkable accuracy. Warren also evaluates management's ability to utilize retained earnings by comparing retained earnings over time with the resulting increase in per share earnings. For example, Gillette retained $5.56 per share between 1989-1999, while increasing earnings by $0.81 per share-a 14.5% return on retained capital. By contrast, General Motors retained $32.66 per share but only increased earnings by $2.17-just 6.6%. This difference in capital allocation efficiency explains why Gillette delivered a 31% annual return versus GM's 9.1%. These calculations provide a systematic framework for evaluating investment opportunities, moving beyond gut feelings to quantifiable projections of future returns.

第8章

Share Repurchases: The Hidden Wealth Builder

Warren actively encourages companies to repurchase their shares because it increases his ownership stake without requiring additional investment. If a company with 100 million shares outstanding (of which Warren owns 10 million or 10%) buys back 40 million shares, Warren's ownership automatically increases to 16.6%. This strategy avoids dividend taxation while increasing his percentage ownership. Warren implemented this approach at The Washington Post, where Berkshire's stake grew from 10% to 17.2%, adding $334.4 million in value. Similarly with Geico, Berkshire's ownership increased from 33% to 50% through share repurchases, adding approximately $800 million in value before Berkshire eventually acquired the entire company. Coca-Cola brilliantly deployed $5.8 billion from 1984 to 1993 buying back 570 million shares (21% of outstanding stock), spending about $1.82 per share. This strategic move increased 1993 earnings from $0.68 to $0.84 per share-an 8.7% return. But the real magic happens in the market valuation: with Coca-Cola trading at 25 times earnings, this $0.16 EPS increase translated to a $4.00 stock price gain. For Berkshire specifically, Coke's continued repurchases from 1994-1999 increased Warren's ownership stake from 7.8% to 8.13%, adding nearly $446 million to Berkshire's worth without investing another penny. To determine if per share earnings are increasing because of share repurchases rather than actual business growth, compare the company's net earnings growth rate against per share earnings growth. For example, a company that sees net earnings decline from $100 million to $75 million over ten years (-2.83% annually) could still report per share earnings growth of 4.13% if it reduces outstanding shares from 10 million to 5 million. While shrewd repurchase programs enhance shareholder wealth, they cannot substitute for the rectifying power of genuine business growth. The consumer monopoly's economic engine ultimately determines whether an enterprise will rebound from setbacks. Share repurchases simply magnify the underlying business performance-positive or negative.

『バフェットの法則投資の極意を学ぶワークブック』をもっと深く楽しむ

毎日の新しい気づきを10万件以上のレッスンから
言葉をハイライトして音声と同期
ライブラリを保存して、どの端末からでも利用

第9章

From Theory to Practice: Buffett's Case Studies

The true test of any investment methodology is real-world results. Let's examine three of Warren's actual investments to see how his approach worked in practice. In 1994, Warren invested $335 million in Gannett Corporation, buying 13.7 million shares at $24.45 each during an advertising recession. Gannett, publisher of USA Today and 190 other newspapers plus owner of broadcast stations, represented a classic Buffett investment. The company possessed strong consumer monopolies (many newspapers were the only ones in their markets), was conservatively financed (could pay off debt in two years), showed consistent earnings growth (8.75% annually from 1984-1994), and maintained high returns on equity (averaging 20.4%). Management demonstrated capital allocation skill by repurchasing 42.4 million shares between 1988-1994. Warren's analysis projected a pretax annual return between 10.55% and 16.09% over ten years. By 2000, Gannett had outperformed these projections, with earnings growing at 15.29% annually versus the projected 8.75%. The stock reached $70 per share, giving Warren a 19.1% annual pretax return (excluding dividends), exceeding his best-case scenario by three percentage points. In 1992, Warren increased Berkshire's holdings in Freddie Mac by 34.8 million shares at approximately $9.67 per share ($337 million total), bringing their ownership to 9% of outstanding shares. Warren was attracted to Freddie Mac's quasi-monopoly status as a government-sanctioned entity, its consistent earnings growth (17.6% annually from 1986-1992), and exceptional returns on equity (averaging 22.3%). The company required minimal capital expenditures to grow and benefited from inflation as higher housing prices meant bigger mortgages and increased profits. Warren's analysis projected a pretax annual compounding return between 16.2% and 21.85% over ten years. The actual performance exceeded projections, with Freddie Mac's stock price reaching $45.40-$65.30 by 1999, delivering a pretax annual return of 24.7-31.3% (excluding dividends). In 1996, Berkshire purchased 60,313,200 shares of McDonald's at an average cost of $20.97 per share. McDonald's qualified as an ideal Buffett investment with its identifiable consumer monopoly, conservative financing (35% long-term debt), strong earnings growth (13.5% annually from 1986-1996), and consistently high returns on equity (averaging 18.25%). The company demonstrated pricing power, with hamburger prices rising from 15 to $1.20 over time, and required minimal capital expenditures as franchisees covered most restaurant construction costs. Warren calculated McDonald's as an equity/bond with an initial return of 5.29% growing at 13.6% annually, projecting a 10-year pretax annual return between 12.8% and 14.3%. By 1999, actual performance exceeded projections, with the stock trading between $35.90 and $49.60, potentially yielding returns between 19.6% and 33.2%. These case studies demonstrate the practical application of Warren's methodology, showing how disciplined analysis of business fundamentals combined with patient capital deployment can generate exceptional investment returns.

第10章

The Patience Paradox: Finding Your Fortune

Warren once said that patience is the hardest virtue to practice. Consumer monopolies selling at the right price offer fortune-making opportunities, but finding them requires uncommon patience in a world obsessed with immediate results. Occasionally, bad news and market short-sightedness serve these opportunities up "on a platter of gold." The investor simply needs to recognize them when they appear. This approach runs counter to modern investment culture, where constant activity is often mistaken for progress. Warren's methodology involves extensive research followed by long periods of inactivity, punctuated by decisive action when genuine opportunities arise. As he famously said, "The stock market is a device for transferring money from the impatient to the patient." The beauty of Warren's approach is that it doesn't require predicting macroeconomic trends or timing market movements. Instead, it focuses on understanding business fundamentals and recognizing when market psychology creates disconnects between price and value. This approach is accessible to individual investors willing to develop the necessary analytical skills and emotional discipline. Remember that Warren built his fortune not through complex trading strategies or esoteric financial instruments, but through a deep understanding of business economics and human psychology. By identifying excellent businesses with durable competitive advantages, then purchasing them at reasonable prices during periods of market pessimism, he created one of history's greatest investment records. The path is clear for those willing to follow it: study businesses deeply, focus on durable competitive advantages, wait patiently for attractive prices, act decisively when opportunities arise, and hold for the long term as business value compounds. This approach won't make you rich quickly, but as Warren's career demonstrates, it offers the surest path to sustainable wealth creation over time.

★★★★★

『バフェットの法則投資の極意を学ぶワークブック』を最後まで読み終えました

100万人以上の学習者に愛用されています

“23日間、毎日使い続けています。今では日課の一部です。”

jayallen

『バフェットの法則投資の極意を学ぶワークブック』の主要テーマ

value investing principles
consumer monopoly identification
market psychology exploitation
long-term economic value
intrinsic business analysis

『バフェットの法則投資の極意を学ぶワークブック』の名言

Buffett patiently waits for opportunities created by others' shortsightedness.
Short-term thinking generates golden buying opportunities for patient investors.
Buffett's genius lies in identifying what he calls 'consumer monopolies'.
Commodity businesses sell products where price is the primary purchasing factor.
Buffett believes in investing like a Catholic who 'marries for life.'

『バフェットの法則投資の極意を学ぶワークブック』の登場人物

Mary BuffettAuthor and investment expert
Warren BuffettPrimary subject and legendary value investor
LeBron JamesAthlete who studies Buffett's principles

著者について

メアリー・バフェット（Mary Buffett）は、『Buffettology Workbook』のベストセラー著者であり、ウォーレン・バフェットのバリュー投資哲学における著名な専門家です。ウォーレン・バフェットの元義理の娘として、彼女は10年以上にわたり彼の投資手法を間近で学びました。

彼女は、『The New Buffettology』や『Warren Buffett and the Interpretation of Financial Statements（バフェットの財務諸表解読術）』などの金融に特化した著作の中で、これらの手法を明確に説いています。17言語に翻訳されている彼女の著書は、複雑な投資戦略を初心者から経験豊富な投資家まで活用できる実践的な洞察へと凝縮しています。

精力的なスピーカーとしても活動するバフェットは、ハーバード大学の同窓会やフォーチュン500企業などの機関で講演を行ってきました。また、CNBC、ブルームバーグ、フォックス・ビジネスなどの金融メディアにも定期的に出演しています。

彼女のキャリアは、コロンビア・レコードのエグゼクティブ、ポストプロダクション会社の創設者、UCLAの講師など多岐にわたります。『Buffettology Workbook』は彼女のこれまでのベストセラーをさらに発展させたもので、ウォーレンの時代を超越した原則を習得するための実践的な演習を提供しています。彼女の著作は世界中で100万部以上販売されており、投資教育における権威としての地位を確固たるものにしています。

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The Munger Latticework Strategy

This learning plan is designed for investors and decision-makers who want to emulate Charlie Munger's legendary analytical rigour. It bridges the gap between diverse academic disciplines and practical capital allocation to build a more resilient intellectual foundation.

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Boost investing intelligence

This learning plan transforms beginners and intermediate investors into confident, intelligent decision-makers by combining timeless investment principles with modern portfolio theory and behavioral science. It's ideal for anyone who wants to move beyond reactive trading and build sustainable wealth through disciplined, strategic investing grounded in proven frameworks used by the world's most successful investors.

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コロンビア大学卒業生がサンフランシスコで開発

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1,000,000+ curious minds.

4.7

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1M+ learners

"Instead of endless scrolling, I just hit play on BeFreed. It saves me so much time."

@Moemenn

"I never knew where to start with nonfiction—BeFreed’s book lists turned into podcasts gave me a clear path."

@Chloe, Solo founder, LA

117

"Perfect balance between learning and entertainment. Finished ‘Thinking, Fast and Slow’ on my commute this week."

@Raaaaaachelw

"Crazy how much I learned while walking the dog. BeFreed = small habits → big gains."

@Matt, YC alum

108

"Reading used to feel like a chore. Now it’s just part of my lifestyle."

@Erin, Investment Banking Associate , NYC

254

"Feels effortless compared to reading. I’ve finished 6 books this month already."

@djmikemoore

"BeFreed turned my guilty doomscrolling into something that feels productive and inspiring."

@Pitiful

4.5K

"BeFreed turned my commute into learning time. 20-min podcasts are perfect for finishing books I never had time for."

@SofiaP

"BeFreed replaced my podcast queue. Imagine Spotify for books — that’s it. 🙌"

@Jaded_Falcon

201

"It is great for me to learn something from the book without reading it."

@OojasSalunke

"The themed book list podcasts help me connect ideas across authors—like a guided audio journey."

@Leo, Law Student, UPenn

483

"Makes me feel smarter every time before going to work"

@Cashflowbubu

BeFreedがウェブ上でどのように話題になっているかをもっと見る

コロンビア大学卒業生がサンフランシスコで開発

LOVED BY

1,000,000+ curious minds.

4.7

avg rating

1M+ learners

"Instead of endless scrolling, I just hit play on BeFreed. It saves me so much time."

@Moemenn

"I never knew where to start with nonfiction—BeFreed’s book lists turned into podcasts gave me a clear path."

@Chloe, Solo founder, LA

117

"Perfect balance between learning and entertainment. Finished ‘Thinking, Fast and Slow’ on my commute this week."

@Raaaaaachelw

"Crazy how much I learned while walking the dog. BeFreed = small habits → big gains."

@Matt, YC alum

108

"Reading used to feel like a chore. Now it’s just part of my lifestyle."

@Erin, Investment Banking Associate , NYC

254

"Feels effortless compared to reading. I’ve finished 6 books this month already."

@djmikemoore

"BeFreed turned my guilty doomscrolling into something that feels productive and inspiring."

@Pitiful

4.5K

"BeFreed turned my commute into learning time. 20-min podcasts are perfect for finishing books I never had time for."

@SofiaP

"BeFreed replaced my podcast queue. Imagine Spotify for books — that’s it. 🙌"

@Jaded_Falcon

201

"It is great for me to learn something from the book without reading it."

@OojasSalunke

"The themed book list podcasts help me connect ideas across authors—like a guided audio journey."

@Leo, Law Student, UPenn

483

"Makes me feel smarter every time before going to work"

@Cashflowbubu

"Instead of endless scrolling, I just hit play on BeFreed. It saves me so much time."

@Moemenn

"I never knew where to start with nonfiction—BeFreed’s book lists turned into podcasts gave me a clear path."

@Chloe, Solo founder, LA

117

"Perfect balance between learning and entertainment. Finished ‘Thinking, Fast and Slow’ on my commute this week."

@Raaaaaachelw

"Crazy how much I learned while walking the dog. BeFreed = small habits → big gains."

@Matt, YC alum

108

"Reading used to feel like a chore. Now it’s just part of my lifestyle."

@Erin, Investment Banking Associate , NYC

254

"Feels effortless compared to reading. I’ve finished 6 books this month already."

@djmikemoore

"BeFreed turned my guilty doomscrolling into something that feels productive and inspiring."

@Pitiful

4.5K

"BeFreed turned my commute into learning time. 20-min podcasts are perfect for finishing books I never had time for."

@SofiaP

"BeFreed replaced my podcast queue. Imagine Spotify for books — that’s it. 🙌"

@Jaded_Falcon

201

"It is great for me to learn something from the book without reading it."

@OojasSalunke

"The themed book list podcasts help me connect ideas across authors—like a guided audio journey."

@Leo, Law Student, UPenn

483

"Makes me feel smarter every time before going to work"

@Cashflowbubu

"Instead of endless scrolling, I just hit play on BeFreed. It saves me so much time."

@Moemenn

"I never knew where to start with nonfiction—BeFreed’s book lists turned into podcasts gave me a clear path."

@Chloe, Solo founder, LA

117

"Perfect balance between learning and entertainment. Finished ‘Thinking, Fast and Slow’ on my commute this week."

@Raaaaaachelw

"Crazy how much I learned while walking the dog. BeFreed = small habits → big gains."

@Matt, YC alum

108

"Reading used to feel like a chore. Now it’s just part of my lifestyle."

@Erin, Investment Banking Associate , NYC

254

"Feels effortless compared to reading. I’ve finished 6 books this month already."

@djmikemoore

"BeFreed turned my guilty doomscrolling into something that feels productive and inspiring."

@Pitiful

4.5K

"BeFreed turned my commute into learning time. 20-min podcasts are perfect for finishing books I never had time for."

@SofiaP

"BeFreed replaced my podcast queue. Imagine Spotify for books — that’s it. 🙌"

@Jaded_Falcon

201

"It is great for me to learn something from the book without reading it."

@OojasSalunke

"The themed book list podcasts help me connect ideas across authors—like a guided audio journey."

@Leo, Law Student, UPenn

483

"Makes me feel smarter every time before going to work"

@Cashflowbubu

BeFreedがウェブ上でどのように話題になっているかをもっと見る

今すぐ学習の旅を始めよう

第4章

バフェットの法則 投資の極意を学ぶワークブック

概要『バフェットの法則 投資の極意を学ぶワークブック』の概要

1冊の本。さまざまな聴き方。

The Golden Path to Buffett's Billions: Exploiting Market Myopia

Exploiting Market Short-Sightedness: The Foundation of Buffett's Fortune

聴きながら、すべての言葉を目で追えます

Consumer Monopolies vs. Commodity Businesses: Knowing What to Buy

The Eight Questions: Identifying True Consumer Monopolies

『バフェットの法則 投資の極意を学ぶワークブック』をもっと深く楽しむ

Finding the Toll Bridge: Where Consumer Monopolies Hide

The Bad News Buying Opportunity: When to Strike

聴きながら、すべての言葉を目で追えます

Calculating Intrinsic Value: The Mathematical Edge

Share Repurchases: The Hidden Wealth Builder

『バフェットの法則 投資の極意を学ぶワークブック』をもっと深く楽しむ

From Theory to Practice: Buffett's Case Studies

The Patience Paradox: Finding Your Fortune

『バフェットの法則 投資の極意を学ぶワークブック』を最後まで読み終えました

『バフェットの法則 投資の極意を学ぶワークブック』の主要テーマ

『バフェットの法則 投資の極意を学ぶワークブック』の名言

『バフェットの法則 投資の極意を学ぶワークブック』の登場人物

著者について

バフェットの法則 投資の極意を学ぶワークブックの要約をダウンロード

他のユーザーのお気に入り

この本に関するよくある質問

What is The Buffettology Workbook by Mary Buffett about?

Who should read The Buffettology Workbook?

Is The Buffettology Workbook worth reading?

How does The Buffettology Workbook complement Buffettology?

もっと見る

1,000,000+ curious minds.

1,000,000+ curious minds.

1冊の本。さまざまな聴き方。

The Golden Path to Buffett's Billions: Exploiting Market Myopia

Exploiting Market Short-Sightedness: The Foundation of Buffett's Fortune

聴きながら、すべての言葉を目で追えます

Consumer Monopolies vs. Commodity Businesses: Knowing What to Buy

The Eight Questions: Identifying True Consumer Monopolies

『バフェットの法則 投資の極意を学ぶワークブック』をもっと深く楽しむ

Finding the Toll Bridge: Where Consumer Monopolies Hide

The Bad News Buying Opportunity: When to Strike

聴きながら、すべての言葉を目で追えます

Calculating Intrinsic Value: The Mathematical Edge

Share Repurchases: The Hidden Wealth Builder

『バフェットの法則 投資の極意を学ぶワークブック』をもっと深く楽しむ

From Theory to Practice: Buffett's Case Studies

The Patience Paradox: Finding Your Fortune

『バフェットの法則 投資の極意を学ぶワークブック』を最後まで読み終えました

他のユーザーのお気に入り

もっと見る

バフェットの法則投資の極意を学ぶワークブック

『バフェットの法則投資の極意を学ぶワークブック』の概要

『バフェットの法則投資の極意を学ぶワークブック』をもっと深く楽しむ

『バフェットの法則投資の極意を学ぶワークブック』をもっと深く楽しむ

『バフェットの法則投資の極意を学ぶワークブック』を最後まで読み終えました

『バフェットの法則投資の極意を学ぶワークブック』の主要テーマ

『バフェットの法則投資の極意を学ぶワークブック』の名言

『バフェットの法則投資の極意を学ぶワークブック』の登場人物

バフェットの法則投資の極意を学ぶワークブックの要約をダウンロード

『バフェットの法則投資の極意を学ぶワークブック』をもっと深く楽しむ

『バフェットの法則投資の極意を学ぶワークブック』をもっと深く楽しむ

『バフェットの法則投資の極意を学ぶワークブック』を最後まで読み終えました