The gas price shock has been a major contributor to inflation in Germany. In this context, Dullien and Weber (2022a, b, c) proposed a two-tier pricing scheme for natural gas in the spring of 2022 that lowers the price for a base quota through a subsidy while maintaining high market prices on the...

Prices that end with 9, also known as psychological price points, are common, comprising about 70% of the retail prices. They are also more rigid than other prices. We take advantage of a natural experiment to document an emergence of a new price ending that has the same effects as 9-endings. In...

Das Gesundheitssystem gerät durch steigende Ausgaben in der Gesetzlichen Krankenversicherung zunehmend unter Druck. Welche Rolle spielt dabei der medizinische Fortschritt?