In this paper, we study the incumbent's incentive to share its essential facility when there exist network effects. We show that without network effects, the incumbent will charge an access fee high enough to deter the entry. with network effects, however, the incumbent always has an incentive...

We analyze models of product differentiation with perfect price discrimination and free entry. Although perfect price discrimination ensures efficient output decisions given product characteristics, coordination failures may prevent efficiency in the choice of product characteristics. More...

New competition policy seeks to promote competition and increase market efficiency. In fact, degree of price transmission between farmers and final consumers depends on degree of competition in processing sector. Moreover, trade liberalization policy is expected to influence domestic markets....

In markets where spatial competition is important, many models predict that average prices are lower in denser markets (i.e., those with more producers per unit area). Homogeneous-producer models attribute this effect solely to lower optimal markups. However, when producers instead differ in...

We discuss evidence that the microcredit industry in Bangladesh has seen emergence of large variations in the size of the microfinance institutions operating in the market-- on the one hand, there are large national-level MFIs, while on the other hand, small localized MFIs operating only within...

This paper empirically investigates the possible market power effects of vertical integration proposed in the theoretical literature on vertical foreclosure. It uses a rich data set of cement and ready-mixed concrete plants that spans several decades to perform a detailed case study. There is...

The lack of available prices in the Dutch life insurance industry makes competition an elusive concept that defies direct observation. Therefore, this paper investigates competition by analysing several factors which may affect the competitive nature of a market and various indirect measurement...

This paper is the first that applies a new measure of competition, the Boone indicator, to the banking industry. This approach is able to measure competition of bank market segments, such as the loan market, whereas many well-known measures of competition can consider the entire banking market...

Este estudio pretende evaluar si las empresas que fueron privatizadas en Colombia durante los años noventa mejoraron sustancialmente su productividad y rentabilidad, como consecuencia de los cambios gerenciales que se debieron dar, o si por el contrario, continuaron en niveles similares,...

In 2010 sponsored search advertisements generated over $12 billion in revenue for search engines in the US market and accounted for 46% of online advertising revenue. A substantial portion of this revenue was generated by the sale of search keywords using auction mechanism. We analyze a...