The impact of international students and skilled immigration in the United States on innovative activity is estimated using a model of idea generation. In the main specification a system of three equations is estimated, where dependent variables are total patent applications, patents awarded to...

We analyse the contributions of patents to total factor productivity (TFP) performance in Korean manufacturing industries during the period 1981-1999. This paper treats potential autocorrelation problems seriously and uses recent panel cointegration approaches to investigate the robustness of...

In this paper we perform a theoretical and data analysis aimed at linking two strands of literature based on the Heckscher-Ohlin-Vanek (HOV) theorem. First, we calculate factor-intensity rankings for U.S. and U.K. global trade, using several natural resources, types of capital, and detailed...