Estimation of Treatment Effects from Combined Data: Identification versus Data Security
Chapter in NBER book Economic Analysis of the Digital Economy (2015), Avi Goldfarb, Shane M. Greenstein, and Catherine E. Tucker, editors (p. 279 - 308)
---- Acknowledgements ----
We appreciate helpful comments from P. Haile, M. Jansson, A. de Paula, M. Pesendorfer, J. Powell., J. Sutton, and E. Tamer. We also thank participants of the NBER Conference "Economics of Digitization: An Agenda" for their comments. The funding from the Sloan Foundation and STICERD is gratefully acknowledged.