Collaboration among sizeable competitors is usually considered to be harmful to social welfare while competition among such competitors is perceived the better, or even best, mode of operation. We examine industries where the goods produced are homogeneous and producers employ advertising in...

A major issue within the realm of Antitrust policy is the regulation of existing monopolies. We describe a new potential indirect scheme for regulating a natural monopoly that arises from high entry cost. The approach involves minimal government intervention, and it is based on encouraging entry...