Villemeur, E.; Cremer, Helmuth; Roy, Bernard; Toledano, … - In: Journal of Regulatory Economics 32 (2007) 1, pp. 67-85
This paper studies a liberalized postal market where entrants may offer end-to-end products or concentrate on one of the segments of the network. Absent effective bypass, entry does not appear to be a serious financial threat to the incumbent, even when the products are perfect substitutes. This...