R&D Tax policy in the United States during the nineteen-eighties is evaluated. with particular emphasis placed on quantifying the impact of the R&D tax credit on the R&D investment of manufacturing firms. Using publicly available data on R&D spending at the firm level, I estimate an average...

We analyze the patent filing strategies of foreign pharmaceutical companies in Chile distinguishing between "primary" (active ingredient) and "secondary" patents (patents on modified compounds, formulations, dosages, particular medical uses etc.). There is prior evidence that secondary patents...

About 20 percent of the gross investment expenditures of U.S. manufacturing firms is expenditures on research and development. Like investment in physical capital, R&D also responds to news about future prospects of the firm, such as profitability, technological opportunities, or changes in...

We analyze the impact of accession to the regional patent system established by the European Patent Convention (EPC) on 14 countries that acceded between 2000 and 2008. We look at changes in patenting behavior by domestic and foreign applicants at the national patent offices and the European...