Research Areas
Operations management; inventory control; production planning; supply chain coordination; stochastic models; management science
Current Projects
Stock positioning in multi-echelon service parts inventory systems; components inventory management; supply chain coordination and incentive issues; Supervising MBA students interested in Asian business.
Representative Publications
"Optimal Control Policy for Stochastic Inventory Systems with Marhovian Discount Opportunities." Operations Research 43.4 (1994).
(with F. Chen)
"Evaluating Echelon Stock Polices in Serial Production/Inventory Systems with Stochastic Demand." Management Science 40 (1994).
"Lower Bounds for Multi-Echelon Stochastic Inventory Systems." Management Science 40 (1994).
Education
PhD, Columbia University, 1987; M.Phil, Columbia University, 1987; MA, Columbia University, 1985; MS, Zhejiang University, 1981; BS, Fudan University, 1968
Recent Consulting
Service parts logistics, benchmark study, IBM; Risk management on logistic decisions, Voice of Europe, Corporate Decision Inc.
Academic Positions Held
Wharton: 1987-present (Milken Family Foundation Term Assistant Professor of Decision Sciences, 1987-92). Previous appointments: Columbia University; Zhejiang University
Professional Leadership 2005-2009
Associate Editor, Management Science, 1991-present; Associate Editor, Operations Research, 1991-present
