This paper studies the determinants of US exports of knowledge-intensive services. Using US export data to as many as 29 countries between 1989 and 2002, I find the following. First, gross product and per capita income have heterogeneous effects on affiliated and non-affiliated exports of...

The paper asks whether exports are affected by importers' patent rights regimes using a gravity trade equation. US export data to 71 countries from 1970 to 1992 are used. A two-way random-effects panel indicates that patent rights regimes per se do not matter; they matter with importing...