This paper introduces a number of indicators on various aspects of competition laws and competition agencies in order to make competition policies comparable. It contains an indicator concerned with the objectives and the instruments of competition laws, a second indicator evaluating to what...

Using the Laffont, Rey and Tirole (1998) framework, a model of competition between vertically integrated telecommunications networks in a deregulated environment is developed. Two local operators compete in linear and non linear tariffs (i.e. two-part tariffs) in the subscribers market. In...