We show that review platforms reduce healthcare interruptions for patients looking for a new physician. We employ a difference-in-differences strategy using physician retirements as a “disruptive shock” that forces patients to find a new physician. We combine insurance claims data with...

We construct a novel dataset of human capital accumulation in China and India from 1900 to 2020 by combining historical records and educational reports to analyze the role of education in economic divergence. Three key findings emerge. First, China pursued a bottom-up strategy, first expanding...

Curriculum tracking, the separation of secondary school students into academic and vocational tracks, correlates positively with pretracking achievement in both British and international data. I argue that this correlation is caused by the incentives emanating from the track placement decision....

A lack of transparency about policy performance can pose a major obstacle to welfare-enhancing policy competition across jurisdictions. In parallel surveys with German citizens and state parliamentarians, we document that both groups misperceive the performance of their state’s education...

Though the use of tracking policies to stratify students is commonplace, evi- dence concerning the effects of ability-based tracking on student performance is mixed. Using rich data from the Hungarian secondary school centralized assignment mechanism and a quasi-experimental framework, we find...

This paper examines the impact of tuition fees on graduation rates among high-school leavers. We analyse the introduction of fees in several German states in 2006-07 (around EUR 1,000 annually), using administrative microdata on all university graduates and a difference-in-differences approach....

The amendment to the German Trade and Crafts Code in 2004 offers a natural experiment to asses the causal effects of this reform on the probabilities of being self-employed and transition into and out of self-employment, using cross-sections (2002-2006) of German microcensus data. This study...