This paper empirically investigates the effects of changes in the interest rate as well as in the current and expected future consumer price levels on households' consumption-savings decision. In a structural demand model applied to German consumption data, we use cross-sectional and longitudinal variation in prices and tax rates to construct individual after-tax interest rates and cluster-specific ...
We estimate the size of inheritance and gift flows in Germany for selected years over the last century, applying the methodology used by Piketty (2011) for France and combining national accounts, tax statistics and survey data (mainly the German Socio-Economic Panel, SOEP). The data clearly supports the finding of a U-shaped evolution. The annual flow of inheritance and gifts was almost 15% of national ...
We explore the strategic role of private quality standards in food supply chains. Considering two symmetric retailers that are exclusively supplied by a finite number of producers and endogenizing the suppliers' delivery choice, we show that there exist two asymmetric equilibria in the retailers' quality requirements. Our results reveal that the retailers use private quality standards to improve their ...
In most countries, women have a lower level of financial literacy than men on average. This report demonstrates that differences in income and education and less experience in financial matters only provide a partial explanation for the gender gap. Data from various countries show that cultural differences may also play a role. In order to close the gender gap in financial literacy, schools should ...
In Germany and many other countries, financial advisors are required by law to assess their clients’ risk preferences in order to help them make informed and appropriate investment decisions. Most institutions that provide financial advice - banks, for instance - carry out this assessment using just one type of risk measure. Financial advisors might ask clients to answer a question about their attitudes ...
Big data is transforming the world we live in. The instant availability of information impacts how individuals consume, how businesses thrive or fail, how society makes scientific discoveries, as well as how governments design and implement informed policies. At a pace and scale unanticipated 20 years ago, information technology is enabling consumers globally. Uncountable services make use of a...
The Berlin IO Day is a one-day workshop sponsored by the Berlin Centre for Consumer Policies (BCCP) and supported by the Berlin's leading academic institutions, including DIW Berlin, ESMT Berlin, Freie Universität Berlin, Humboldt-Universität zu Berlin, Technische Universität Berlin, and WZB which takes place twice a year, in the Fall and in the Spring. The aim is to create an...
