作者：CHOU, C; SHY, O
摘要：In this article we demonstrate how a long duration of patents affects investment in new product development. We construct an overlapping-generations model of saving, investment, and product innovation and show that a long duration of patents results in a high aggregate value of monopoly firms that compete for the younger generation's savings with investment in new product development. We analyze the crowding-out effects of long duration of patents and their implications for individuals' welfar...
作者：BIGLAISER, G
摘要：I show that a middleman can be welfare improving in all equilibria in a quite general bargaining model when adverse selection is present. Conditions are determined for when a middleman is most likely to be in a market. Examples of the theory are also provided.
