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Table 3 The relationship between geography of networks and skill relatedness and skill similarity

From: Global connections and the structure of skills in local co-worker networks

Panel A All workers
Dependent variable Skill relatedness Skill similarity
Independent variables
Share of contacts globala − 0.188* − 0.114 − 0.0255 0.293
  (0.102) (0.103) (0.0195) (0.362)
Share of contacts locala 0.209** 0.173* 0.0371* 0.517*
  (0.104) (0.0964) (0.0198) (0.308)
N of connectionsb − 0.283*** − 0.0296*** − 0.0056*** − 0.0056
  (0.0097) (0.0097) (0.0019) (0.0345)
Constant 0.147** 0.00564 0.0665*** 0.418
  (0.0646) (0.0838) (0.0121) (0.266)
Controlsc No Yes No Yes
Random effects
Individual (1) 0.000996*** 0.0177*** 0.0246*** 0.0337
  (0.000162) (0.00361) (0.00443) (0.0346)
Individual (2) 0.00164*** 0.0642*** 0.0516*** 0.0845**
  (0.000204) (0.00862) (0.00687) (0.0403)
Dyad 0.00321*** 0.237*** 0.233*** 0.466***
  (5.74e−05) (0.00454) (0.00415) (0.0473)
Observations (dyads) 6,493 5,663 6,493 5,663
Panel B Co-workers
Dependent variable Skill relatedness Skill similarity
Independent variables
Share of contacts globala 0.338 − 0.114 − 0.0135 0.293
  (0.389) (0.103) (0.0684) (0.362)
Share of contacts locala 0.649* 0.173* 0.0993 0.517*
  (0.350) (0.0964) (0.0647) (0.308)
N of connectionsb 0.0257 − 0.0296*** − 0.0058 − 0.0056
  (0.0373) (0.0097) (0.0064) (0.0345)
Constant 0.236 0.00564 0.0930** 0.418
  (0.210) (0.0838) (0.0384) (0.266)
Controlsc No Yes No Yes
Random effects
Individual (1) 0.0907** 0.0177*** 0.00548*** 0.0337
  (0.0444) (0.00361) (0.00145) (0.0346)
Individual (2) 0.0716** 0.0642*** 0.00199*** 0.0845**
  (0.0353) (0.00862) (0.000718) (0.0403)
Dyad 0.464*** 0.237*** 0.00618*** 0.466***
  (0.0458) (0.00454) (0.000640) (0.0473)
Observations (dyads) 6493 5663 310 303
  1. Coefficients (standard errors in parentheses) of linear probability models with clustered standard errors
  2. ***p ≤ 0.01; **p ≤ 0.05, *p ≤ 0.1
  3. aReference: national contacts
  4. bScale of N. of connections is 100 links
  5. cControls: work experience (years), type of job (junior professional, senior professional, or manager), sex and firm size