作者：TORNELL, A; VELASCO, A
作者单位：New York University
摘要：We analyze a differential game in which all interest groups have access to a common capital stock. We show that the introduction of a technology that has inferior productivity but enjoys private access may ameliorate the tragedy of the commons. We use this model to analyze capital flight: in many poor countries, property rights are not well defined; since safe bank accounts in rich countries (the inferior technology) are available to citizens of these countries, they engage in capital flight. ...
作者：GLAESER, EL; KALLAL, HD; SCHEINKMAN, JA; SHLEIFER, A
作者单位：New York University; University of Chicago
摘要：Recent theories of economic growth, including those of Romer, Porter, and Jacobs, have stressed the role of technological spillovers in generating growth. Because such knowledge spillovers are particularly effective in cities, where communication between people is more extensive, data on the growth of industries in different cities allow us to test some of these theories. Using a new data set on the growth of large industries in 170 U.S. cities between 1956 and 1987, we find that local competi...
