Immigration: America's nineteenth century "law and order problem"?
NBER Working Paper No. 16266
---- Acknowledgements ----
We thank Veronica Hart and Jennifer Chang for exceptional research assistance in entering and cleaning the Pennsylvania prison data. Bodenhorn thanks the Irish American Cultural Institute, Lafayette College and the National Science Foundation (SES-0109165) for financial support. The views expressed herein are those of the authors and do not necessarily reflect the views of the National Bureau of Economic Research.