“Economic Policy in Japan and East Asia,” in Monetary Stability and Economic Growth: A Dialog Between Leading Economists, edited by Robert Mundell and Paul Zak (Edgar Elgar Publ.: Cheltenham, UK, and Northampton, MA), 2002.

"Is Japan Creating a Yen Bloc in East Asia and the Pacific?" in Regionalism and Rivalry: Japan and the U.S. in Pacific Asia, edited by Jeffrey Frankel and Miles Kahler, (University of Chicago Press, Chicago), 1993, 53-85. Reprinted in Asia Pacific Economic Cooperation: Critical Perspectives on the World Economy, P. Drysdale, ed., (Routledge, UK), 2007 January.

Regionalism and Rivalry: Japan and the United States in Pacific Asia, edited, with Miles Kahler (University of Chicago Press, Chicago), 1993. [Winner of Special Prize, 10th Annual Masayoshi Ohira Memorial Prize, Foundation for Advanced Information and Research, 1994.]

"Yen Bloc or Dollar Bloc?  Exchange Rate Policies of the East Asian Economies," with Shang-Jin Wei, 1994, in Macroeconomic Linkages: Savings, Exchange Rates, and Capital Flows, NBER - East Asia Seminar on Economics, Vol.3, Takatoshi Ito and Anne Krueger, editors (University of Chicago Press).

"Is There a Currency Bloc in the Pacific?" with Shang-Jin Wei, In Exchange Rates, International Trade and the Balance of Payments, Adrian Blundell-Wignall, ed.(Reserve Bank of Australia, Sydney, 1993): 275-308. Presented, Kirribilli, Australia, 1993.  Revised as "Is a Yen Bloc Emerging?" 1995, Economic Cooperation and Challenges in the Pacific, Robert Rich, ed., Joint U.S.-Korea Academic Symposium, Volume 5, (Korea Economic Institute of America: Washington, D.C.).

"Is a Yen Bloc Forming in Pacific Asia?" in Finance and the International Economy, The AMEX Bank Review Prize Essays, edited by Richard O'Brien, Oxford University Press, UK, 1991, 4-20.  [First Prize.]  Appeared in Japanese translation in Monthly Review of the Research Institute of Overseas Investment, Tokyo, February 1992.