The Unofficial Economy and Economic Development
---- Acknowledgments ----
Dartmouth College and Harvard University, respectively. We are grateful to Nicholas Coleman for excellent research assistance, to Jorge Rodriguez Mesa for help with the World Bank surveys, and to Chad Jones, Pete Klenow, Greg Mankiw, James Rauch, Jeremy Stein, and William Nordhaus for helpful comments. This research was supported by the Kauffman Foundation. The views expressed herein are those of the author(s) and do not necessarily reflect the views of the National Bureau of Economic Research.