NATIONAL BUREAU OF ECONOMIC RESEARCH
NATIONAL BUREAU OF ECONOMIC RESEARCH

Henry Overman

London School of Economics
Houghton Street
London WC2A 2AE UK

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NBER Working Papers and Publications

February 2012The Causal Effects of an Industrial Policy
with Chiara Criscuolo, Ralf Martin, John Van Reenen: w17842
Business support policies designed to raise productivity and employment are common worldwide, but rigorous micro-econometric evaluation of their causal effects is rare. We exploit multiple changes in the area-specific eligibility criteria for a major program to support manufacturing jobs ("Regional Selective Assistance"). Area eligibility is governed by pan-European state aid rules which change every seven years and we use these rule changes to construct instrumental variables for program participation. We match two decades of UK panel data on the population of firms to all program participants. IV estimates find positive program treatment effect on employment, investment and net entry but not on TFP. OLS underestimates program effects because the policy targets underperforming plants and ...
February 2010Labor Pooling as a Source of Agglomeration: An Empirical Investigation
with Diego Puga
in Agglomeration Economics, Edward L. Glaeser, editor
 
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