Scientific rhetoric can have a profound impact on the perception of research; it can also drive and direct further research efforts. What determines whether results are discussed in a neutral or a judgmental way? How convincing must results be so that authors call for significant policy changes?...

Since the early seventies, hundreds of authors have calculated gender wage differentials between women and men of equal productivity. This meta-study provides a quantitative review of this vast amount of empirical literature on gender wage discrimination as it concerns differences in...