Tomaru, Yoshihiro; Kiyono, Kazuharu - In: Journal of Institutional and Theoretical Economics (JITE) 166 (2010) 4, pp. 591-613
This paper investigates the desirable roles of both public and private firms with increasing marginal costs in mixed duopoly. In contrast to Pal [1998] and Mat- sumura [2003a], who use the constant-marginal-cost model, we show that it is possible for each firm to prefer the role of either the...