Nonresponse in surveys may result in a distortion of the distribution of interest. In a panel survey the participation behavior in later waves is different from the participation behavior at the start. With register data that cover also the information for non-respondents one can observe a fade...

In this paper, the relation between income inequality and population growth is analized from a Darwinian perspective. A Markov chain population growth model is presented and estimated using data from the German Socio-Economic Panel (SOEP). We estimate both population growth rates and...

We consider an economy in which a heterogeneous population of agents have to choose among a common set of alternatives. The utilities associated to the different alternatives posses a common component and an individual component, which reflect differences in the underlying structure of agents...