We study the question of optimal licensing contracts in a leadership structure and discuss the welfare implications. We assume that the size of the innovation is exogenous and the patent holder is a competitor in the product market. Then welfare depends on the types of contracts available and on...

This paper explores the effects of innovation efficiency on technology gap and product diversity between a leading firm and its competitor. Our analysis shows some interesting results: when innovation efficiency is sufficiently large and increases, the leading firm may expand technology gap, and...