Department of Economics

Faculty of Arts and Social Sciences



Regular Faculty
Teaching Faculty
Visiting Faculty
Other Academic Staff
PhD Students
Admin Staff
Title: Professor / Head
Email: ecsjkdw Office: AS2 06-06
Tel: 6516 3949 Fax: 6775 2646
Degree: PhD, Stanford University
CV: -

Teaching Areas:
Industrial Organization
Competition Policy

Research Areas:
Industrial Organization
Competition Policy
Network Economics

Selected Publications:
  1. "Marketplace or Reseller?” Management Science, forthcoming (with Andrei Hagiu).

  2. "Punishment strategies in repeated games: Evidence from experimental markets" Games and Economic Behavior, 2013, 82 (November): 91-102.

  3. "Why payment card fees are biased against retailers" RAND Journal of Economics, 2012, 43: 761-780.

  4. "Mobile Call Termination" Economic Journal, 2009, 119: F270-F307 (with Mark Armstrong).

  5. "Exclusive dealing and entry, when buyers compete: Comment" American Economic Review, 2009, 99: 1070-1081.

  6. "Competing payment schemes” Journal of Industrial Economics, 2007, 55: 37-67 (with Graeme Guthrie).

  7. "Two-sided markets, competitive bottlenecks and exclusive contracts” Economic Theory, 2007, 32: 353-380 (with Mark Armstrong).

  8. "Price structure in two-sided markets: Evidence from the magazine industry” International Journal of Industrial Organization, 2006, 24: 1-28 (with Ulrich Kaiser).

  9. "The determinants of optimal interchange fees in payment systems” Journal of Industrial Economics, 2004, 52: 1-26.

  10. "Optimal card payment systems” European Economic Review, 2003, 47: 587-612.