“…We proxied direct ties, indicating the level of partner-specific prior alliance experience in each dyad (Zollo, Reuer, and Singh, 2002;Hoang and Rothaermel, 2005), by the total number of prior alliances for each pair (Gulati, 1995a(Gulati, , 1995bAhuja, 2000). For dyads without prior direct ties, we assessed their level of indirect ties through a count number of common partners shared (Powell et al, 1996).…”