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

"A 'Greater China' Trade Bloc?" with Shang-Jin Wei, China Economic Review 5, no.2, Fall 1994, 179-190.

"APEC and Regional Trading Arrangements in the Pacific," with S.J. Wei and E. Stein, in Wendy Dobson and Frank Flatters, eds., Pacific Trade and Investment: Options for the 90's (International and Development Studies Institute, Queen's University: Kingston, ONT.), 1995, 289-312. Revised version of Asia Pacific Economic Cooperation WP No. 94-1, IIE, Washington, D.C..  Reprinted in Asia Pacific Economic Cooperation: Critical Perspectives on the World Economy, P. Drysdale and T.Terada, eds., (Routledge, UK), 2007, January.

"Is Japan Establishing a Trade Bloc in East Asia and the Pacific?", Chapter 14 in The Structure of the Japanese Economy: Changes on the Domestic and International Fronts, edited by Mitsuaki Okabe, Macmillan Press, 1994, 387-415.    Reprinted in Asia Pacific Economic Cooperation: Critical Perspectives on the World Economy, P. Drysdale, ed., Routledge, UK, 2007 (January).

"ASEAN in a Regional Perspective," with Shang-Jin Wei,  In Macroeconomic Issues Facing ASEAN Countries, edited by John Hicklin, David Robinson and Anoop Singh (Washington, DC: International Monetary Fund), 1997.  CIDER Working Paper No. C96-074, 233438, U.C. Berkeley.

"The New Regionalism and Asia: Impact and Options," with Shang-Jin Wei , In The Global Trading System and Developing Asia, edited by Arvind Panagariya, M.G. Quibria, and Narhari Rao (Oxford University Press, Hong Kong), 1997.