Systematic reviews of health systems research commonly limit studies for evidence synthesis to randomized controlled trials. However, well-conducted quasi-experimental studies can provide strong evidence for causal inference. With this article, we aim to stimulate and inform discussions on...

Beginning from the hypothesis that private post office boxes accommodate consumption of pornographic magazines by lowering some aspects of the cost (risk of social stigmatization) associated with the purchasing of such items, I demonstrate that a positive correlation between the abundance of...

Using a large administrative dataset from a statewide system including 34 community and technical colleges, the authors employed an instrumental variable technique to estimate the impact of online versus face-to-face course delivery on student course performance. The travel distance between each...

Growth theorists have recently argued that western nations grew rich by parents substituting child quantity (number of births) for child quality (education). Using family reconstitution data from historical England, we explore the causal link between family size and human capital of offspring...