Roman Frydman

Professor of Economics
New York University

Roman Frydman, Professor of Economics at New York University, was one of the early critics of the Rational Expectations Hypothesis (REH). In his 1982 article in the American Economic Review, and the 1983 volume (co-edited with Edmund Phelps) Individual Forecasting and Aggregate Outcomes: “Rational Expectations” Examined (Cambridge University Press), he showed that REH models suffer from fundamental epistemological flaws. In the 1990s, Frydman collaborated with Andrzej Rapaczynski on a multi-country research and policy project on the post-communist transition in Eastern Europe, producing numerous books and articles that have been widely cited. In recent years, Frydman has worked with Michael Goldberg on a new approach to macroeconomic analysis that jettisons REH models and places rational individuals’ need to cope with non-routine change and imperfect knowledge at the center of the research agenda. They presented their approach in the path-breaking book Imperfect Knowledge Economics (Princeton University Press, 2007). In their latest book, Beyond Mechanical Markets (Princeton University Press, 2011), Frydman and Goldberg apply and extend Imperfect Knowledge Economics to assess the causes of the global financial crisis, as well as to propose a new policy framework aimed at rectifying systemic failures. Since October 2011, Frydman has been Chair of the Institute for New Economic Thinking (INET) Program on Imperfect Knowledge Economics.

Homepage at NYU: http://www.econ.nyu.edu/user/frydmanr/

My Additional Content

Paradigm Lost: Rethinking Economics and Politics
Axica Conference Center, Berlin
April 12-15, 2012

Posing a major challenge to economic orthodoxy, Imperfect Knowledge Economics asserts that exact models of purposeful human behavior are beyond the reach of economic analysis.

Paper given at the Conference @ King's, April 8th-11th, 2010

My Video Content

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Keynote panel on "Time and Expectations in Economic Analysis" at the Institute for New Economic Thinking's "Changing of the Guard?" conference in Hong Kong. Featured panelists include Sheila Dow, INET Center on Imperfect Knowledge Economics Chairman Roman Frydman, INET Grantee Roger Guesnerie, and INET Co-founder George Soros, with INET Advisory Board member Axel Leijonhufvud moderating. 

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How do you model the unmodelable? By taking seriously the idea of non-routine change. Simply put, change in capitalist economies is to a significant degree non-routine, and thus cannot be adequately forecasted or represented in advance with mechanical rules and procedures. In this groundbreaking area of inquiry, four INET grantees lead the way.

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Discussion and Q&A at the panel entitled "What Can Economists Know: Rethinking the Foundations of Economic Understanding at the Institute for New Economic Thinking's (INET) Paradigm Lost Conference in Berlin. April 12, 2012. #inetberlin

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Roman Frydman, Professor of Economics, New York University speaks on panel entitled "What Can Economists Know: Rethinking the Foundations of Economic Understanding at the Institute for New Economic Thinking's (INET) Paradigm Lost Conference in Berlin. April 12, 2012. #inetberlin

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The Inaugural Conference @ King's, Institute for New Economic Thinking, Session 1: Anatomy of Crisis The Living History of the Last 30 years: Economic Theory, Politics and Policy

My Grants

Instability is an inherent feature of financial markets, and more broadly of capitalist economies. Long before the financial crisis that began in 2007, leading economists acknowledged that contemporary models are of little help in understanding this instability.