Regulating Powerful Platforms: Evidence from Commission Fee Caps

The authors thank the senior editor, the associate editor, and two anonymous reviewers for their constructive feedback. The authors thank seminar participants at the University of Wisconsin-Madison, Harvard Business School, Northwestern University, University of Illinois Chicago, Georgia Institute of Technology, University of California Irvine, University of Southern California, and Conference on Information Systems and Technology. Any remaining errors are solely the responsibility of the authors.