Suchada Langley

Branch Chief


Suchada Langley is Chief of the Agricultural Policy and Models Branch in ERS's Market and Trade Economics Division. The branch is responsible for conducting and supporting domestic and international agricultural economic and market analysis and policy, including USDA's annual Baseline analysis. The branch also contributes to USDA's current and long-term assessments of demand, production, and policy developments.


Prior to becoming the Branch Chief, Suchada was a senior economist for the Global Agricultural Markets Branch where she led and coordinated trade policy analyses. During her tenure at ERS, Suchada has been a key player in various research programs, with broad responsibilities. She served as a supervisor for a research section and an Acting Division staff analysis coordinator carrying out day-to-day staff analysis related to agricultural trade and policy. She was heavily involved in the agency's analyses of the North American Free Trade Agreement and other multilateral trade negotiations and their impacts on U.S. agriculture. Suchada spent 17 months on detail as a Senior Economist at the Office of Agricultural Affairs, the U.S. Trade Representative, Executive Office of the President. Among trade policy issues she was heavily involved with were three major trade disputes with Canada, two of which the United States won.


B.S. (Honors) in Economics, Chulalongkorn University, Bangkok, Thailand; Diploma in National and International Development, Institute of Social Studies, The Hague, The Netherlands; M.S. in Economics, Chulalongkorn Univ., Bangkok, Thailand; Ph.D. in Economics, Iowa State University, Ames, Iowa; Managerial Competencies for Executives Seminar, Western Executive Seminar Center, Denver, Colorado, (2 weeks); Administration of Public Policy Seminar Western Executive Seminar Center, Denver, Colorado, (2 weeks); and International Executive Certificate Program in International Finance and Global Capital Markets, McDonough School of Business, Georgetown University, (5 months); Management Training, Federal Executive Institute, Charlottesville, VA (one month).

Selected Publications

Peters, May, Suchada Langley, and Paul Westcott. Agricultural Commodity Price Spikes in the 1970s and 1990s: Valuable Lessons for Today, Amber Waves, ERS, USDA, March 2009.

Langley, S., A. Somwaru, and M.A. Normile. Trade Liberalization in International Dairy Markets: Estimated Impacts, ERR 16, ERS, USDA, February 2006.

S. Mohanty and S. Langley. “The Effects of Various Policy Regimes in the Integration of North American Grain Markets,” Canadian Journal of Agricultural Economics 51 (2003) 109-120.

Langley, S., S. Mohanty, M. Giugale, and W. Meyers. Exchange Rate Volatility and International Agricultural Trade. Ontario: Captus Press, 2002.

Langley, S. Canada’s Agriculture: 5 Years After the End of Transportation Subsidies, Agricultural Outlook, ERS, USDA, May 2001.

Langley, S., M. Giugale, W.H. Meyers, and C. Hallahan. “The Effect of Enhanced International Financial Volatility on Agricultural Commodity Trade: A Primer,” American Journal of Agricultural Economics, August 2000.