According to Nordhaus, the optimal life of a patent T* trades off the ``embarrassment" of monopoly with motivating innovation, given that imitators would otherwise copy inventions and, in competing with innovators, reduce their profit hence incentive to innovate. To test this argument, we...

The goal of antitrust policy is to protect and promote a vigorous competitive process. Effective rivalry spurs firms to introduce new and innovative products, as they seek to capture profitable sales from their competitors and to protect their existing sales from future challengers. In this...

The goal of antitrust policy is to protect and promote a vigorous competitive process. Effective rivalry spurs firms to introduce new and innovative products, as they seek to capture profitable sales from their competitors and to protect their existing sales from future challengers. In this...

The antitrust treatment of loyalty discounts remains a highly topical debate in European competition policy. The European Commission has started to move towards a more economic approach to the evaluation of loyalty discounts (or rebates) with the publication of its Guidance Paper on exclusionary...