Wang, Xiaoqing, Shuzhong Zhang, and David D. Yao. Separated Continuous Conic Programming: Strong Duality and an Approximation Algorithm. Siam Journal on Control and Optimization, 2009, 48 (4): 2118-2138.

Bekaert, Geert , Robert J. Hodrick, and Xiaoyan Zhang . International Stock Return Comovements. Journal of Finance, 2009, 64 (6): 2591-2626.

Park, Yonghwa, Jung Kyu Choi, and Anming Zhang. Evaluating Competitiveness of Air Cargo Express Services. Transportation Research, 2009, 45 (2): 321-334.

Chi-Lok, Andrew Yuen, and Anming Zhang. Effects of Competition and Policy Changes on Chinese Airport Productivity: An Empirical Investigation. Journal of Air Transport Management, 2009, 15 (4): 166-174.

Suresh Sundaresan, Zhenyu Wang. Y2K Options and the Liquidity Premium in Treasury Markets. The Review of Financial Studies, 2009, 22 (3): 1021-1056.

Farmer, Roger E.A. , Daniel F. Waggoner, and Tao Zha. Understanding Markov-Switching Rational Expectations Models. Journal of Economic Theory, 2009, 144 (5): 1849-1867.

Sargent, Thomas J., Noah Williams, and Tao Zha. The Conquest of South American Inflation. Journal of Political Economy, 2009, 117 (2): 211-256.

Liu, Zheng, Daniel F. Waggoner, and Tao Zha. Asymmetric Expectation Effects of Regime Switches in Monetary Policy. Review of Economic Dynamics, 2009, 12 (2): 284-303.

Farmer, Roger E. A., Daniel F. Waggoner, and Tao Zha . Indeterminacy in a Forward Looking Regime Switching Model. International Journal of Economic Theory, 2009, 5 (1): 69-84.

Bernstein, Fernando, Jing-Sheng Song, and Xiaona Zheng. Free Riding in a Multi-channel Supply Chain. Naval Research Logistics, 2009, 56 (8): 745-765.