We compare the advertising intensity and content of programming in a market withcompeting media platforms. With pay-tv, media platforms have two sources of revenues,advertising revenues and revenues from viewers. With free-to-air, media platformsreceive all revenues from advertising. We show...

This article deals with the impact of intermediaries on insurance market transparancy and performance. In a market exhibiting product diferentiation and coexistence of of perfectly and imperfectly informed consumers, competition among insurers leads to non-existence of a pure-strategy market...

Armchair evidence shows that many industries are made of a few big commercial ormanufacturing firms, which are able to affect the market outcome, and of a myriad of smallfamily-run businesses with very few employees, each of which has a negligible impact on themarket. Examples can be found in...

The imposition of universal coverage and uniform pricing constraints, as part of the universalservice obligations, makes the universal service provider less aggressive in the price game when itcompetes with a firm that does not cover the whole set of markets (Valletti et al., 2002). In...

This paper re-considers the comparison of Bertrand and Cournot equilibria in a differentiatedduopoly with linear demand and cost functions. It focuses on the case of substitutegoods, and allows for cost asymmetries between firms. The main finding is that, when thedegree of cost asymmetry is...

This paper reviews the Hotelling literature of product differentiation. The purpose of this work is to examine the impact of the market structure on price competitionand equilibrium differentiation. The existence of a general ’principle of differentiation’ is rejected. In contrast,...

This paper empirically assesses the impact of a discontinuous tax schedule on prices, markups and product assortment in the Brazilian automobile industry. To this end, I estimate a structural, equilibrium model of demand and supply for over a hundred different models and engine sizes of...

This paper examines the implications of “prominence” in search markets. We modelprominence by supposing that the prominent firm will be sampled first by all consumers.If there are no systematic quality differences among firms, we find that the prominentfirm will charge a lower price than its...

We present a new model of multi-product …rms (MPFs) and flexible manufacturing and explore itsimplications in partial and general equilibrium. International trade integration a¤ects the scale andscope of MPFs through a competition e¤ect and a demand e¤ect. We demonstrate how MPFs adjust...

This paper develops an asymmetric price setting oligopoly modelof store opening and closure decisions in the UK supermarket industrywhich is estimated using a survey of consumer choices and a datasetof store characteristics. The model is used to examine the strategiclocal entry and exit...