Globalization of scientific and technological knowledge has reduced the US share of world scientific activity; increased the foreign-born proportion of scientists and engineers in US universities and in the US labor market; and led to greater US scientific collaborations with other countries....

The last decade has witnessed an explosion in the number of regional trade agreements (RTAs). There seems to be a general if ill-defined belief on the part of many policy-makers, and among a number of academics as well, that there is more to a RTA than the traditional gains from trade. This...