Billions of dollars are allocated every year to university research. Increased specialisation and international integration of research and researchers has sharply raised the need for comparisons of performance across fields, institutions and individual researchers. However, there is still no...

We study to what degree authors who publish in the five most prestigious journals in economics have previously published there and in which world region they are based. Al­though still high, the concentration of U.S.-based and previously published top-five authors has decreased. This trend is...