This research note empirically investigates whether cash can prevent consumers from making needless purchases in unexpected shopping situations. Cash can have a disciplinary effect on short-term consumption because it imposes a strong temporary budget constraint and also reinforces the pain of...

To facilitate a more detailed study of the volume of euro banknotes in circulation issued by the Deutsche Bundesbank, it is broken down into the components of foreign demand, domestic hoarding and domestic transaction balances. These banknote demand components are estimated using the direct...

An avalanche of empirical studies has addressed the validity of the rank-size rule (or Zipf's law) in a multi-city context in many countries. City size in most countries seems to obey Zipf's law, but the question under which conditions (e.g. sample size, spatial scale) this 'law' holds remained...

Die von der Bundesregierung - jüngst im Rahmen des Energiekonzepts und der sog. Energiewende verkündeten - Zielvorgaben verdeutlichen, dass fundamentale Strukturveränderungen im Energiesystem, eine weitgehende Abkehr von kohlenstoffintensiven fossilen Energieträgern und ein mittelfristiger...

As for any other fuels used for transport or heating, the gas price for final users could be split into three major components: the wholesale price for the resource (including far distance transport by ship or pipeline), taxes and finally a assorted group of mainly smaller price drivers (such as...

This paper develops a conceptual framework that can explain why economic development goes along with increases in body weight and obesity rates. We first introduce the concept of novelty consumption, which refers to an increase in food availability due to trade or innovation. Then we study how...

In this paper, we run regression analyses to explain voluntary turnover intentions with data from more than 5,000 employees and with about 250 explanatory variables. The findings of our multi-factor approach highlight the fact that previous empirical research might have over-estimated the impact...