By January 1, 2005, Switzerland reduced the legal level of blood–alcohol concentration while driving from 0.8h to 0.5h. This happend on basis of the assumptions that more restrictive per mil levels increase road safety. The benefit of lower blood–alcohol levels, however, depends on whether...

We use a credible regression discontinuity design to estimate causal education effects. Pupils in the Swiss education system had to pass a centrally organized exam that classified them into different levels of secondary school, and that ultimately determined their educational degree. A major...

Why do some people go to the polling station, sometimes up to several times a year, while others always prefer to stay at home? This question has launched a wide theoretical debate in both economics and political science, but convincing empirical support for the different models proposed is...

Why do some people go to the polling station, sometimes up to several times a year, while others always prefer to stay at home? This question has launched a wide theoretical debate in both economics and political science, but convincing empirical support for the different models proposed is...

We use a credible regression discontinuity design to estimate causal education effects. Pupils in the Swiss education system had to pass a centrally organized exam that classified them into different levels of secondary school, and that ultimately determined their educational degree. A major...

Regression discontinuity designs (RDD) are widely used in the social sciences to estimate causal effects from observational data. Scholars can choose from a range of methods that implement different RDD estimators, but there is a paucity of research on the performance of these different...