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Table 13 Production functions, three-digit industries

From: Do high-skill immigrants raise productivity? Evidence from Israeli manufacturing firms, 1990-1999

  Dependent variable: log output per worker
  Pooled OLS Fixed Effects Fixed Effects, IV (Instrument: predicted immigrant share)
Share immigrants -0.284** (0.086) -0.028 (.040) 0.216 (.554) 0.052 (.173) -0.004 (.308)
Log capital per worker 0.100** (.021) 0.007 (.013) 0.001 (.015) 0.005 (0.014) 0.006 (.013)
Log materials per worker 0.782** (.022) 0.797** (.025) 0.806** (.030) 0.801** (.024) 0.797** (.026)
Log employment 0.021 (.014) -0.035** (.015) -0.037** (.017) -0.041** (.018) -0.045** (.018)
Time controls Year dummies Year dummies Year dummies Two time periods Linear time trend
N 760 760 760 760 760
R2 0.960 0.938 0.875 0.882 0.882
First stage F- statistic - - 5.014 17.05 10.79
Implied production function parameters
α 0.100** (.021) 0.007 (.013) 0.001 (.015) 0.005 (0.014) 0.006 (.013)
β 0.782** (.022) 0.797** (.025) 0.806** (.030) 0.801** (.024) 0.797** (.026)
γ 0.139** (.019) 0.162** (.021) 0.156** (.026) 0.153** (.021) 0.153** (.026)
μ -2.047** (.695) -0.173 (.246) 1.390 (3.680) 0.339 (1.144) -0.025 (2.012)