Manipulation checks are used to improve the quality of experimental evidence by making sure that only those subjects who are tested as having successfully received the experimental treatment are included in the analysis. While standard experimental designs do not call for such a check, they are...

Corporate scandals led to an increased interest in improving managers’ compliance. To this end, companies implement compliance programs including codes of conduct, compliance training, and whistle-blowing as core elements. Previous research has focused on the impact of the mere existence of...

Apart from a few comparative surveys focusing on the largest companies, there are no content analyses of the codes of conduct of German companies. Due to country-specific differences in the legal, economic, and cultural environment, results of content analyses can hardly be transferred from one...

Health system efficiency is a major target of health policy but its conceptualization and measurement are still a problem in health economics. Because health status is influenced by many factors outside the health system, I argue that measurements of health system efficiency should focus on the...