Efficiently Inefficient describes the key trading strategies used by hedge funds and demystifies the secret world of active investing. Leading financial economist Lasse Heje Pedersen combines the latest research with real-world examples and interviews with top hedge fund managers to show how certain trading strategies make money--and why they somet

The Main Themes in Three Simple Tables vii Preface xi Who Should Read the Book? xiv Acknowledgments xv About the Author xvii Introduction 1 i. Efficiently Inefficient Markets 3 ii. Global Trading Strategies: Overview of the Book 7 iii. Investment Styles and Factor Investing 14 Part I Active Investment 17 Chapter 1 Understanding Hedge Funds and Other Smart Money 19 Chapter 2 Evaluating Trading Strategies: Performance Measures 27 Chapter 3 Finding and Backtesting Strategies: Profiting in Efficiently Inefficient Markets 39 Chapter 4 Portfolio Construction and Risk Management 54 Chapter 5 Trading and Financing a Strategy: Market and Funding Liquidity 63 Part II Equity Strategies 85 Chapter 6 Introduction to Equity Valuation and Investing 87 Chapter 7 Discretionary Equity Investing 95 Interview with Lee S. Ainslie III of Maverick Capital 108 Chapter 8 Dedicated Short Bias 115 Interview with James Chanos of Kynikos Associates 127 Chapter 9 Quantitative Equity Investing 133 Interview with Cliff Asness of AQR Capital Management 158 Part III Asset Allocation and Macro Strategies 165 Chapter 10 Introduction to Asset Allocation: The Returns to the Major Asset Classes 167 Chapter 11 Global Macro Investing 184 Interview with George Soros of Soros Fund Management 204 Chapter 12 Managed Futures: Trend-Following Investing 208 Interview with David Harding of Winton Capital Management 225 Part IV Arbitrage Strategies 231 Chapter 13 Introduction to Arbitrage Pricing and Trading 233 Chapter 14 Fixed-Income Arbitrage 241 Interview with Nobel Laureate Myron Scholes 262 Chapter 15 Convertible Bond Arbitrage 269 Interview with Ken Griffin of Citadel 286 Chapter 16 Event-Driven Investments 291 Interview with John A. Paulson of Paulson & Co. 313 References 323 Index 331

"This valuable and intriguing book provides a contemporary survey of investments across a wide spectrum of asset classes and strategies. Combining a wonderful narrative with a rigorous analytical structure, Efficiently Inefficient serves the needs of students, serious investors, and professionals. It is an important contribution to the investment literature."—Gary P. Brinson, CFA, GP Brinson Investments

"For a book on investments, Efficiently Inefficient sets a completely different and higher standard. Pedersen blends the best and latest research, accessible to both MBA students and professionals, with the insights of some of the world's leading hedge fund managers. It works beautifully."—Darrell Duffie, Stanford University

"Efficiently Inefficient is a truly modern and masterful introduction to how finance will be studied and practiced in the twenty-first century."—Andrei Shleifer, Harvard University

"How are markets efficient enough to stump most investors, yet inefficient enough to allow hedge fund managers to earn huge profits? Lasse Pedersen, who has contributed greatly to the 'new finance' of liquidity and financial frictions, answers this question with a tour-de-force combination of original research and provocative interviews with hedge fund managers."—Laurence B. Siegel, CFA Institute Research Foundation

"Lasse Pedersen is a gifted financial market theorist who understands that theory is most satisfying when it is combined with a deep practical understanding of institutional detail and market frictions. This terrific book showcases his strengths in all of these dimensions."—Jeremy Stein, Harvard University

"This accessible book explains hedge fund strategies and how to design, construct, evaluate, implement, and risk manage them. The section on securities lending and borrowing is interesting and novel, and Pedersen's discussion of macro and central bank strategies is one of the best I have seen in any book on hedge funds. His account of portfolio construction is superior."—Robert Kosowski, Imperial College Business School

"Efficiently Inefficient bridges academic finance and the practice of finance. Students will appreciate the insights of top investment managers and the sections on transactions costs and liquidity are especially valuable. I will use the book in my graduate course on investment and I highly recommend it to all those working in the investment management industry."—Campbell R. Harvey, editor of the Journal of Finance (2006–2012)