This paper addresses the various methodological issues surrounding vector autoregressions, simultaneous equations, and chain reactions, and provides new evidence on the long-run inflation-unemployment tradeoff in the US. It is argued that money growth is a superior indicator of the monetary...

We study price-setting behavior in German firm-level survey data to infer the relative importance of supply and demand during the Covid-19 pandemic. Supply and demand forces coexist, but demand shortages dominate in the short run. A reported negative impact of Covid-19 on current business is...

This paper studies the price and employment response of firms to the introduction of a nation-wide minimum wage in Germany. Widely throughout the economy, affected firms responded by rapidly and frequently increasing prices without cutting employment. These decisions are strongly interrelated:...

In this paper we analyse a new Phillips curve (NPC) model and demonstrate that (i) frictional growth, i.e. the interplay of wage-staggering and money growth, generates a nonvertical NPC in the long-run, and (ii) the Phillips curve (PC) shifts with productivity growth. On this basis we estimate a...