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...

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...

In this study, seventy-nine experienced internal auditors from the gaming industry participated in an experiment designed to investigate two factors that may affect internal auditors' objectivity: (1) reporting to two masters (management or audit committee) who have conflicting preferences and...