Chiang is a marketing professor at Cheung Kong.

He previously taught at the National University of Singapore and served on the faculties at the University of Rochester, Washington University and Hong Kong University of Science and Technology.

Chiang's research has been published in journals including Marketing Science, Management Science, and Strategy Management Journal. He serves on the editorial board of International Journal of Research in Marketing and as co-editor of International Journal of Marketing Education.

He often teaches executive programs for companies such as China Telecom, Hainan Airline, and China Mobile and consults for multinational companies including Xerox, Merck, and HSBC.

"Price Competition with reduced consumer switching costs: The case of "Wireless Number Portability" in the Cellular Phone Industry" with Mengze Shi and Byong Duk Rhee, Management Science, Vol. 52(1), pp. 27-38, 2006.

"Product Innovation Strategies for Established Market Pioneers and Later Entrants," with W. T. Robinson, Strategy Management Journal, Vol. 23(9), pp 855-866, 2002.

"The Decomposition of Promotional Response: An Empirical Generalization," with D. Bell and V. Padmanabhan, Marketing Science, 18:4, 504-526, 1999.

"Markov Chain Monte Carlo and Models of Consideration Set and Parameter Heterogeneity," with S. Chib and C. Narasimhan, Journal of Econometrics, 89:223-248, 1999.

"Competing Coupon Promotions and Category Sales", Marketing Science, 14:1, 105-122, 1995.

"Discrete/Continuous Models of Consumer Demand With Binding Non-Negativity Constraints", with L.F. Lee, Journal of Econometrics, 54, 79-93, 1992.

"A Simultaneous Approach to the Whether, What and How Much to Buy Questions", Marketing Science, 10:4, 297-315, 1991.

"Transportation Costs in International Trade Theory: A Comparison With the Analysis of Nontraded Goods - A Note", with C.C. Mai, Quarterly Journal of Economics, 2 (May), 349-352, 1983.