We provide a nonparametric revealed preference approach to demand analysis based on homothetic efficiency … homothetic efficiency of consumption choices. It generalises Heufer's (2013) two-dimensional concept to arbitrary dimensions and …

This paper empirically analyzes moral hazard in car insurance using a dynamic theory of an insuree's dynamic risk (ex …

We study risk-based selection into a voluntary unemployment insurance (UI) scheme. To disentangle behavioral effects … from selection, we exploit variation in the sign-up induced by an early retirement scheme embedded into the UI system. We … combine an event study with a differencein-difference approach applied to Danish register data to quantify the selection. We …

This paper investigates competition between health insurance companies under different financing regulations. We … consumer welfare than premia competition when switching between insurance companies is costly. -- health care reform … consider two alternatives advanced in recent German health care reform discussions: competition by contribution rates (health …

(absence) of parallel imports. Our results suggest that price regulation might improve static efficiency without being harmful … for dynamic efficiency in the presence of parallel imports. …

on health care quality, health care financing and welfare. We show that without patient mobility quality is too low (high …

markets with small initial loss sizes, insurers may try to raise these in order to create demand for insurance. After having … defined insurance and non-insurance markets based on the initial loss size, we develop theory to show that insurers with buyer … power have incentives to create insurance markets. Insurer competition will push their profits to zero but markets do not …