We study the interaction between productive and nonproductive savings in an economy that grows in the long run due to endogenous improvements in labor productivity. As in the neoclassical growth setting with overlapping generations studied by Tirole (1985), asset bubbles can exist in an economy...

The positive and normative effects of cooperative R&D are examined vis-a-vis non-cooperative R&D, socially second-best R&D in terms of a two-stage model of oligopolisiic competition with product differetiation. It is shown that both non-cooperative and cooperative R&D levels are socially...

This paper shows that under rather mild conditions, higher capital income taxes lead to faster growth in an overlapping generations economy with endogenous growth. Government expenditures are financed with labor income taxes as well as capital income taxes. Since capital income accrues to the...