Campbell Harvey of Duke University talks with EconTalk host Russ Roberts about his research evaluating various investment and trading strategies and the challenge of measuring their effectiveness. Topics discussed include skill vs. luck, self-deception, the measures of statistical significance, skewness in investment returns, and the potential of big data.

Paul Romer of New York University talks with EconTalk host Russ Roberts about reforming cities to allow growth and human flourishing. Topics discussed include charter cities, the role of population density in city life, driverless cars, and various ways to help the poorest people in the world.

Lawrence H. White of George Mason University talks with EconTalk host Russ Roberts about the possibility of a monetary constitution. Based on a new book, Renewing the Search for a Monetary Constitution, White explores different constitutional constraints that might be put on the government's role in money and monetary policy. Topics discussed include cryptocurrencies, the gold standard, the Taylor Rule, the performance of the Fed, free banking, and private currency.

David Zetland of Leiden University College in the Netherlands and author of Living with Water Scarcity talks with EconTalk host Russ Roberts about the challenges of water management. Issues covered include the sustainability of water supplies, the affordability of water for the poor, the incentives water companies face, and the management of water systems in the poorest countries. Also discussed are the diamond and water paradox, campaigns to reduce water usage, and the role of prices in managing a water system.

Michael Munger of Duke University talks with EconTalk host Russ Roberts about his latest book (co-authored with Kevin Munger), Choosing in Groups. Munger lays out the challenges of group decision-making and the challenges of agreeing on constitutions or voting rules for group decision-making. The conversation highlights some of the challenges of majority rule and uses the Lewis and Clark expedition as an example.

Benn Steil of the Council on Foreign Relations and author of The Battle of Bretton Woods: John Maynard Keynes, Harry Dexter White, and the Making of a New World Order talks with EconTalk host Russ Roberts about Bretton Woods, the conference that resulted in the IMF, the World Bank, and the post-war international monetary system. Topics discussed include America and Britain's conflicting interests during and after World War II, the relative instability of the post-war system, and the personalities and egos of the individuals at Bretton Woods, including John Maynard Keynes and Harry Dexter White.

Daniel Sumner of the University of California talks with EconTalk host Russ Roberts about agricultural subsidies in the United States, the winners and losers from those subsidies, and how the structure of subsidies has changed from the New Deal to the present. Sumner also explains how American policies have affected foreign farmers.

Luigi Zingales of the University of Chicago talks with EconTalk host Russ Roberts on whether the financial sector is good for society and about the gap between how banks and bankers are perceived by the public vs. finance professors. Zingales discusses the costs and benefits of financial innovation, compares the finance sector to the health sector, and suggests how business education should talk about finance to create better behavior.

Alex Tabarrok of George Mason University talks to EconTalk host Russ Roberts about a recent paper Tabarrok co-authored with Shruti Rajagopalan on Gurgaon, a city in India that until recently had little or no municipal government. The two discuss the successes and failures of this private city, the tendency to romanticize the outcomes of market and government action, and the potential for private cities to meet growing demand for urban living in India and China.

Nassim Nicholas Taleb, author of Antifragile, Black Swan, and Fooled by Randomness, talks with EconTalk host Russ Roberts about a recent co-authored paper on the risks of genetically modified organisms (GMOs) and the use of the Precautionary Principle. Taleb contrasts harm with ruin and explains how the differences imply different rules of behavior when dealing with the risk of each. Taleb argues that when considering the riskiness of GMOs, the right understanding of statistics is more valuable than expertise in biology or genetics. The central issue that pervades the conversation is how to cope with a small non-negligible risk of catastrophe.