European countries in which universities rely on public funding increasingly follow the lead of the United Kingdom and run Research Assessment Exercises. Given the subjective nature of such evaluations, some scientists prefer verifiable measures such as citation counts. This, however, also is...

Leading papers in a journal’s issue attract, on average, more citations than those that follow. It is, however, difficult to assess whether they are of better quality (as is often suggested), or whether this happens just because they appear first in an issue. We make use of a natural...

European countries in which universities rely on public funding increasingly follow the lead of the United Kingdom and run Research Assessment Exercises. Given the subjective nature of such evaluations, some scientists prefer verifiable measures such as citation counts. This, however, also is...