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Table 11 Regression results of the overall sample: Authorized patent

From: Near is more: learning efficiency in research and development innovation among interlocking firms

  Y = Patent2t+1
X = CoPatent2t X = KmPatent2t
(1) (2)
Intercept − 9.6360*** − 9.6774***
(− 17.95) (− 17.82)
Xt 0.0305** 0.0050*
(2.77) (2.39)
Control variables YES YES
Firm & Year FE YES YES
Adj R2 19.18% 18.30%
Obs 3246 3246
  1. This table presents the regression results of the overall sample in regression (5). We have replaced RD1 for Patent2. Column (1) and (2) respectively shows the regression results of two explanatory variables on the dependent variable. Firm fixed effects and year fixed effects are controlled in the regression. The T statistic is in parentheses under the coefficient. *, **, and *** mean statistical significance at 5%, 1%, and 0.1% respectively