Zhuang, Renan and Won W. Koo. "Implications of the U.S.-Korea Free Trade Agreement: A General Equilibrium Approach," in Static and Dynamic Consequences of KORUS FTA, published by Korea Economic Institute of America, Washington DC, 2007.

Koo, Won W., "Major Trade Issues in the U.S. and World Wheat Industry under the Upcoming WTO Negotiations," in Agricultural Trade in the New Millennium, Haworth Press, (forthcoming).Koo, Won W., and Lynn Kennedy, "Emerging Trade Issues in the U.S. and World Sugar Industry," in Agricultural Trade in the New Millennium, Haworth Press, (forthcoming).

Koo, Won W., "Wheat," in Competitiveness in the U.S. Wheat Industry, Haworth Press, 2000.

Koo, Won W., and I. Uhm, "Determinants of U.S. Foreign Direct Investment and Effects on U.S. Exports," Chapter 23, in World Economy and International Trade, ed., Ywon Sun Kim et al., Trade Management Press, Seoul, Korea, 2000.

Koo, Won W., "Impacts of Agricultural and Trade Policies on Northern Plains Agriculture: A Case Study of North Dakota Representative Farms," Chapter 16, In The Economics of World Wheat Trade, ed., John Antle and V. Smith, CABI Publishing, 1999.

Koo, Won W., "Major Issues for the U.S. Sugar Industry," Chapter 5, In 2000 WTO Negotiations: Issues for Agriculture in the Northern Plains and Rockies, ed., Linda Young, J. Johnson, and V. Smith. Trade Research Center, Montana State University, 1999.

Koo, Won W., and Ahmet Bayaner, "World Durum Wheat Trade Competitiveness and Outlook," Chapter 10 in, World Agricultural Trade, ed., Tulay Yildrim, A. Schmitz, and H. Furtan, Westview Press, 1999.