In this conversation, Bob French interviews his father, Ken French, a professor of finance, about key concepts in economics and investing. They discuss the concept of marginal cost and marginal revenue, which helps individuals make decisions based on the balance between costs and benefits. They also explore risk aversion and how it affects investment decisions, as well as the winner's curse, which refers to the tendency to overestimate the value of winning bids or investments. Overall, the conversation provides valuable insights into economic thinking and decision-making. In this conversation, Bob and Ken French discuss the challenges of drawing inferences about the future based on past performance in the financial markets. They highlight the winner's curse and the noise in securities returns as factors that make it difficult to predict which asset class or active manager will outperform in the future. They also discuss the problem of overconfidence and the importance of accurate market prices. The conversation concludes with a discussion on the benefits of stock buybacks and the option value of investments. Listen now to learn more! 
 
Kenneth French's Bio:
Kenneth R. French is the Roth Family Distinguished Professor of Finance at the Tuck School of Business, Dartmouth College. French is an expert on the behavior of security prices and investment strategies. He and his frequent co-author Eugene F. Fama have written many notable papers, including “The Cross-Section of Expected Stock Returns”, “Common Risk Factors in the Returns on Stocks and Bonds”, and “A Five-Factor Asset Pricing Model.”
French is a research associate at the National Bureau of Economic Research, an Advisory Editor of the Journal of Financial Economics, the Journal of Banking and Finance, and the Financial Review, a member of the Editorial Board of the Critical Finance Review, a former Associate Editor of the Journal of Finance and the Review of Financial Studies, and a former President of the American Finance Association. Professor French is also a Fellow of the American Finance Association and the American Academy of Arts and Sciences, Chair of the Valpo Surf Project’s Global Board of Directors, and a member of the Board of Directors of the Cato Institute, Grassroot Soccer, and the International Rescue Committee.
Professor French is a consultant to Dimensional Fund Advisors and a member of the firm’s board of directors.
Before joining Dartmouth, Professor French was on the faculty of MIT’s Sloan School of Management, the Yale School of Management, and the University of Chicago Booth School of Business. Professor French received his PhD in finance from the University of Rochester in 1983. He also earned an MS and an MBA from the University of Rochester and a BS from Lehigh University.


Takeaways
Understanding the concept of marginal cost and marginal revenue can help individuals make informed decisions based on costs and benefits.
Risk aversion is driven by the decreasing marginal utility of wealth, where the value of each additional dollar decreases as wealth increases.
The winner's curse refers to the tendency to overestimate the value of winning bids or investments, and it can be observed in various contexts, such as oil lease auctions and hiring decisions.
Considering these concepts can enhance economic thinking and decision-making in investing and other areas of life. Drawing inferences about the future based on past performance is challenging due to the winner's curse and the noise in securities returns.
Overconfidence is a common problem in investing, and people often overestimate their ability to pick winning investments or active managers.
Accurate market prices are important for allocating resources efficiently and signaling the value of different activities.
Stock buybacks can be beneficial for companies and society, as they can signal undervaluation and allow companies to allocate resources more effectively.
The option value of investments shoul