This paper shows that the imposition of an import quota by one countrycan lead to increased competitiveness; protection can reduce the price in thecountry that imposes the quota, the foreign country, or both. This emergesfrom a model in which the firms are assumed to sustain collusion by the...

When the 1968 Merger Guidelines were drafted, both the economics and antitrust literatures addressed how competition could be softened when oligopolists anticipated the natural and predictable responses of their rivals to their competitive moves, such as price cuts or output expansion. But when...

Switching costs and network effects bind customers to vendors if products are incompatible, locking customers or even markets in to early choices. Lock-in hinders customers from changing suppliers in response to (predictable or unpredictable) changes in efficiency, and gives vendors lucrative ex...