An essential part of empirical economics research is the identification of the size of an empirical effect. Partial correlations offer a convenient statistically based measure of the strength of an economic relationship. A key question arises in their interpretation: When is a partial...

Meta-regression analysis (MRA) provides an empirical framework through which to integrate disparate economics research results, filter out likely publication selection bias, and explain their wide variation using socio-economic and econometric explanatory variables. In dozens of applications,...

1. Introduction -- 2. Identifying and coding meta-analysis data -- 3. Summarizing meta-analysis data -- 4. Publication bias and its discontents -- 5. Explaining economics research -- 6. Economic theory and meta-regression analysis -- 7. Further topics in meta-regression analysis -- 8. Summary...

This paper develops and applies several meta-analytic techniques to investigate the presence of publication bias in industrial relations research, specifically in the union-productivity effects literature. Publication bias arises when statistically insignificant results are suppressed or when...