Consumers' health plan choices are highly persistent even though optimal plans change over time. This paper separates two sources of inertia, inattention to plan choice and switching costs. We develop a panel data model with separate attention and choice stages, linked by heterogeneity in...

During the COVID-19 pandemic, hospitals faced a unique predicament. Hospital care was urgently needed and society took efforts to prevent overwhelming hospitals. However, hospitals in case-based reimbursement schemes faced financial problems because of cancelled elective care visits and...

Digital therapeutics are increasingly used to complement traditional health care. In a pioneering move, Germany became the first country to introduce a structured regulatory framework — known as the DiGA scheme — that enables developers of digital therapeutics to be reimbursed in the...

Maternity unit closures are increasingly common in areas with low birth rates, resulting in diminished competition between units. We examine how competition affects the quality and amenities of the remaining maternity units in Germany. To address potential endogeneity in the level of...

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....

To reduce cheating in written tests and exams, assessors often randomly vary the order of questions across students. However, little is known about the potential unintended side effects of question order. This paper examines whether randomizing students to start with an easier or harder question...