This paper studies the efficiency impacts of private toll roads in initially untolled networks. The analysis allows for capacity and toll choice by private operators, and endogenizes entry and therewith the degree of competition, distinguishing and allowing for both parallel and serial...

Making use of an original data set containing information on 20 Italian motorways concessionaires over the 1992-2004 period, we study the technology prevailing in the motorways industry in Italy. We focus on the estimation of the technical progress for the years covered by our sample, and on the...