What is the impact on output of movement towards free trade? Can trade liberalization have a permanent effect on output levels, and more importantly, does it have an impact on steady-state growth rates? The model developed here emphasizes the role" that knowledge spillovers emanating from...

This paper proposes an explicit test for determining the significance and the timing of" slowdowns in economic growth during the postwar period. We examine a large sample of" countries (both industrialized and developing), and find that a majority though not all " exhibit a significant...

This paper provides evidence on the unit root hypothesis and long-term growth by allowing for two structural breaks. We reject the unit root hypothesis for three-quarters of the countries approximately 50% more rejections than in models that allow for only one break. While about half of the...