This paper explores the extent to which temporary Mexican migrants upgrade their skills while working in the United States. The vast majority of the migration that we observe is undertaken without documents. In contrast to Lacuesta (2006), we find that labor market performance in Mexico is...

Using data from the 2004 Survey of Health, Ageing and Retirement in Europe, this paper investigates older workers’ perceptions of job security in eleven countries. We describe cross-national patterns and estimate multilevel models to analyse individual and societal determinants of...

This paper documents the implementation of a logical imputation based on the panel structure of the 2003 to 2008 waves of the German SAVE dataset. A new release of the waves 2003-2008 will be available from June 2009. The concept and the principles of the underlying logical panel imputation are...

Internet surveys are becoming increasingly popular. Concerns about the representativeness of online samples, however, frequently cast doubts on the validity of conclusions derived from internet survey data. These doubts rest on the fact that not all persons have internet access and on the...

This paper studies the structural differences between implicit and explicit government debt in a two-generations-overlapping model with stochastic factor-prices. If a government can issue safe bonds and new claims to wage-indexed social security to service a given initial obligation, there...

This paper develops a dynamic general equilibrium model of fertility, human capital accumulation, child labor and uncertain child survival focusing on the qualitative and quantitative effect of declining mortality on household decisions and economic development. Due to uncertainty about child...

This paper employs a large scale overlapping generations (OLG) model with endogenous human capital formation using a Ben-Porath (1967) technology to evaluate the quantitative role of human capital adjustments for the economic consequences of demographic change. We find that endogenous human...

In order to encourage people to take out voluntary private pensions to supplement decreasing statutory provisions Germany introduced the so-called Riester pensions. The complex design of the new product might have created entry barriers into the market helping to explain the slow adaption path...

We ask whether a PAYG-financed social security system is welfare improving in an economy with idiosyncratic and aggregate risk. We argue that interactions between the two risks are important for this question. One is a direct interaction in the form of a countercyclical variance of idiosyncratic...

This study investigates whether and how the crisis in 2008/2009 aects households' risk attitudes, subjective risk and return expectations, and planned - financial risk taking using the German SAVE study. Households' wealth change from end-2007 to end-2009 is not found to have an eect. However,...