We demonstrate that interpersonal comparisons lead to "keeping up with the Joneses"-behavior. Using annual household data from the German Socio-Economic Panel, we estimate the causal effect of changes in reference consumption, defined as the consumption level of all households who are perceived...

This paper studies the link between group-specific consumption growth and volatility within a framework of heterogeneous agents, under the assumption of a consumption externality. Household preferences are related to the volatility through asset holding decisions: volatility decreases with...

This paper examines the structure and evolution of consumption and consumption growth inequality. Once heterogeneous agents relate their neighbors' consumption to their own, consumption volatility and inequality are affected. The relationship predicted between the group average consumption...

We analyse the decline of household saving rates in the bottom half of the income distribution in Germany since the 2000s, which allowed for only moderately increasing consumption inequality, despite sharply rising income inequality. We combine survey data on household consumption with our own...

We analyse the decline of household saving rates in the bottom half of the income distribution in Germany since the 2000s, which allowed for only moderately increasing consumption inequality, despite sharply rising income inequality. We combine survey data on household consumption with our own...