Fig. 4
From: Global connections and the structure of skills in local co-worker networks

Average relatedness (a, b) and similarity (c, d) of skills between pairs of respondents. a, c Comparison of LinkedIn connections (green)|Co-workers in firms (blue)|None (red). b, d Co-workers in the firms connected in advice network (light blue)|Not connected in advice network (dark blue). Indicates increased skill similarity and relatedness if employees work at the same firm or are connected on LinkedIn, and especially if they ask each other for advice