“…2 This stream of literature offers useful insights to understand the implications of various factors, such as uncertainty regarding the value of newly available technology (Jensen, 1982;Balcer and Lippman, 1984;Bhattacharya et al, 1986;Jensen, 2004), strategic interaction between sellers and buyers of technology and their market powers (Stoneman and Ireland, 1983;Ireland and Stoneman, 1986;Rivas 2010), pre-commitment by firms in oligopoly and decreasing cost of technology adoption over time (Reinganum, 1981a& 1981bQuirmbach, 1986), preemption incentive in oligopoly (Fudenberg and Tirole,1985;Riordan and Salant, 1994), informational externality (Chamley and Gale, 1994), network externality (Choi and Thum, 1998), technological breakthrough versus improvement (Doraszelski, 2004), mode of product market competition (Milliou and Petrakis, 2011), etc., to firm's optimal timing of technology adoption.…”