This paper revisits the question of whether global welfare is higher under a uniform world-wide system of pharmaceutical product patents or with international rules allowing low-income nations to free-ride on the discoveries of firms in rich nations. Key variables include the extent to which...

During the early 1980s I estimated a highly disaggregated matrix of technology flows from U.S. industries that performed research and development (R&D) to industries expected to use the R&D outcomes. The results, extended to analyze how technology flows affected productivity growth in the 1960s...

In this collection of autobiographical essays, 26 prominent scholars detail their professional development, while offering insight into their lives and philosophies. With candor and humor they relate how they came to the field of economics, as well as how their views have evolved over the years.