Hal Ronald Varian (born March 18, 1947, in Wooster, Ohio) is an economist specialising in microeconomics and information economics. He is currently on leave from the University of California, Berkeley School of Information, and is Chief Economist at Google.[1] He has written two bestselling textbooks Intermediate Microeconomics, an undergraduate microeconomics text, and Microeconomic Analysis, an advanced text. Together with Carl Shapiro, he co-authored Information Rules: A Strategic Guide to the Network Economy and The Economics of Information Technology: An Introduction. He joined Google in 2002 as a consultant, and has worked on the design of advertising auctions, econometrics, finance, corporate strategy and public policy. He received his B.S. from MIT in economics in 1969 and both his MA (mathematics) and Ph.D. (economics) from the University of California, Berkeley in 1973. He
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