“…Based on existing literature, a number of endogenous and exogenous influences for uniplex networks were included as control variables (Table 1). Endogenous effects refer to the internal structural rules that influence certain network structures to form in the focal network (Contractor, Whitbred, Fonti, & Steglich, 2012; Monge & Contractor, 2003; Whitbred, Fonti, Steglich, & Contractor, 2011). First, edge parameter was included to control for the baseline propensity to form ties, in other words, the density of network.…”