Hiroshi YoshikawaHiroshi Yoshikawa received his Ph.D. from Yale University, Connecticut in 1978. He served as the President of the Japanese Economic Association in 2002, and is the Chairman of the Council on Fiscal Policy, Ministry of Finance, and also is a member ofthe Council on the Tax and the Social Security Reform, Cabinet, Japan. Among his several books, the latest is Reconstructing Macroeconomics: A Perspective from Statistical Physics and Combinatorial Stochastic Processes (Cambridge, 2007) with co-author Masano Aoki. Read More Read Less