Steve TadelisView profile
Professor
Steve Tadelis is a Professor of Economics, Business, and Public Policy at the Haas School of Business, University of California, Berkeley, holding the Sarin Chair in Strategy and Leadership. His work bridges e-commerce economics, organizational theory, and game theory. He has led research teams at eBay (2011-2013) and Amazon (2016-2017), focusing on market design, pricing strategies, and consumer behavior in digital platforms. Research interests include: E-commerce dynamics, including fee structures, trust mechanisms, and platform governance Game theory applications to negotiations and bargaining Contract design, procurement mechanisms, and organizational incentives Consumer behavior in online markets, including search, price sensitivity, and search advertising Notable contributions include: Field experiments on ticket pricing (StubHub), revealing how pricing transparency affects consumer spending Studies on feedback systems showing how reputation mechanisms impact market efficiency Analysis of government procurement strategies and adaptation costs in incomplete contracts Textbook Game Theory: An Introduction (Princeton University Press) Key projects include the Oliver Williamson Seminar Series , exploring institutional economics and transaction cost frameworks. His work often combines theoretical models with large-scale empirical analysis, leveraging big data from platforms like eBay and StubHub.









