Major variations in medical practice have been documented internationally. Variations raise questions about the quality, equity, and efficiency of resource allocation and use, and have important implications for health care and health policy.

There is a widely discussed problem of publication bias in medical and health services research. Where quantitative effects form the basis of a publication a ‘winner's curse’ curse may apply. This phenomenon may occur as prospective authors of research papers compete by reporting ‘more...

The persistence of socioeconomic inequalities in health is a major policy concern in England, which was addressed by the new labour government in 1997 which prioritised curtailing health inequalities as a policy goal. This paper addresses two related questions: first, it empirically examines the...