Publication and citation rankings have become major indicators of the scientific worth of universities and countries, and determine to a large extent the career of individual scholars. We argue that such rankings do not effectively measure research quality, which should be the essence of...

We analyze the impact of international R&D spillovers on recipient countries in terms of social and private returns. We divide the aggregate R&D stock by the business, government and education sectors and examine the impact on Total Factor Productivity. We endogenize the accrual of the R&D...

The global distribution of talent is highly skewed and the resources available to countries to develop and utilize their best and brightest vary substantially. The migration of skilled workers across countries tilts the deck even further. Using newly available data, we first review the landscape...