Sonia Jaffe

Working Papers

"Price-Linked Subsidies and Health Insurance Markups" [with Mark Shepard] (2014).

"Matching Markets with Taxation of Transfers" [with Scott Duke Kominers] (2014).

"Iterative Thinking by Facebook Users" [with Dimitrios Batzilis, Steven Levitt, John A. List, and Jeff Picel] (2014).

"Cost-saving Technology for Public Good Provision: Strategic Investment Incentives" [In preparation] (2013).

"A Segregation Metric for a World with Peer Effects" [In preparation] (2013).

Published Work


"To Groupon or Not to Groupon: The Profitability of Deep Discounts" [with Benjamin Edelman and Scott Duke Kominers], Forthcoming, Marketing Letters.

"The First Order Approach to Merger Analysis" [with E. Glen Weyl], American Economics Journal: Microeconomics 5(4) (2013). (ungated)

"Discrete Choice Cannot Generate Demand that is Additively Separable in Own Price" [with Scott Duke Kominers], Economic Letters 116(1) (2012). (ungated)

Price Theory and Merger Guidelines" [with E. Glen Weyl], CPI Antitrust Chronicle 3(1) (2011). (ungated)

Linear Demand Systems are Inconsistent with Discrete Choice" [with E. Glen Weyl], B. E. Journal of Theoretical Economics 10(1) (Advances) Article 52 (2010). (ungated)


Benjamin G. Edelman, Sonia Jaffe, and Scott Duke Kominers. To Groupon or Not To Groupon: New Research on Voucher Profitability. Harvard Business Review [Blog], January 12, 2011.