“…Strategic alliances or partnerships reflect a firm's access to external information and are commonly used in AC and OI research (Akram et al, 2020;Ferraris et al, 2020a;Ng, 2011b). To measure the aggregate aspect of a firm's RAEF, a firm's aggregate connectivity, Ag, was constructed by aggregating a firm's Licensing, R&D, Marketing, Manufacturing, Commercializing, Supply and Distribution agreements in the BioScan database (Ng, 2011b;Rothaermel and Deeds, 2004). To measure the diverse aspects of a firm's RAEF, Div, a Herfindahl index involving 1the sum of the squared shares for each of a firm's alliance agreements was constructed.…”