Policy Analysis in a Matching Model with Intensive and Extensive Margins
---- Acknowledgements -----
An earlier version of this paper was presented at the Conference on Search and Matching, held at UQAM, July 2006. We thank conference participants for useful suggestions. Rogerson acknowledges financial support from the NSF. The views expressed herein are those of the author(s) and do not necessarily reflect the views of the National Bureau of Economic Research.