This paper examines the positive and normative effects of cooperative R&D--whereby
member firms commit themselves to the joint profit-maximizing level of R&D in a" …

Empirical studies suggest that the huge investment in information technologies (IT) of the
past two decades has led to no significant increase in productivity; this phenomenon is …

We offer a new perspective to the social efficiency of entry by considering an industry with a
quantity‐setting leader and free entry of followers. We show that entry with homogeneous …

We show that cost asymmetry between the domestic and foreign firms is not necessary for
the occurrence of insufficient entry in the domestic country. This result provides a rationale …

The existence of firms with different levels of efficiency within a country plays an important
role in this in-depth analysis of industrial and trade policies in a multi-country trade-theoretic …

The ambition of the theory of imperfectly competitive markets is to explain the working of
markets in which the issue of strategic interaction among firms is central. Our analysis of this …

We examine the welfare effects of entry in the presence of network externalities. We show
that if network goods are fully incompatible, entry is socially insufficient as long as the entry …

The so‐called excess‐entry theorem establishes conditions guaranteeing that more firms
enter a homogeneous Cournot‐oligopoly in equilibrium than a benevolent government …

This paper examines privatization policy and entry regulation in a mixed oligopoly market
with foreign competitors and free entry of domestic private firms. We demonstrate that if the …

We consider social efficiency of firm-entry in the presence of foreign competition. If the
labour markets are competitive, entry is insufficient for the domestic country if the …