We study the evolution of prices in a symmetric duopoly where firms are uncertain about the degree of product differentiation. Customers sometimes perceive the products as close substitutes, sometimes as highly differentiated. Firms learn about their competitive environment from the quantities...

This paper discusses the development of local loop unbundling in telecommunications markets throughout the European Union. It elaborates on the regulatory framework in Europe and provides an overview of recent experiences in Europe. Different types of unbundling, allowing for different types of...

This paper discusses the development of local loop unbundling in telecommunications markets throughout the European Union. It elaborates on the regulatory framework in Europe and provides an overview of recent experiences in Europe. Different types of unbundling, allowing for different types of...

We analyze the role of different contract types and access regulation on innovation and competition in telecommunications in the context of Next Generation Access Networks. Within a standard duopoly model, we show that ex-post access contracts lead less often to the duplication of investment,...

[This item is a preserved copy. To view the original, visit http://econtheory.org/] We study a game of strategic experimentation with two-armed bandits where the risky arm distributes lump-sum payoffs according to a Poisson process. Its intensity is either high or low, and unknown to the...