The elasticity of taxable income (ETI) is often interpreted as a sufficient statistic to assess the welfare costs of taxation. Building on the conceptual framework of Chetty (2009), we show that this assertion does no longer hold for tax systems with deduction possibilities if (i) deductions...

One central lesson of the sovereign debt crisis is that the Eurozone (and the EU) needs institutional reform. Many observers argue that the monetary union should be complemented by a fiscal union . In this paper we provide the first quantitative analysis of important economic effects of an EU...

This paper analyzes the effectiveness of the tax and transfer systems in the European Union and the US to act as an automatic stabilizer in the current economic crisis. We find that automatic stabilizers absorb 38 per cent of a proportional income shock in the EU, compared to 32 per cent in the...

How can retirement savings be increased? We explore a unique policy change in the context of the German pension system to study this question. In 2004, pension authorities started to send out annual letters providing information about the pension system and expected pension payments. Using...

Although discrete hours choice models have become the workhorse in labor supply analyses. Yet, they are often criticized for being a black box due to their numerous underlying modeling assumptions, with respect to, e.g., the functional form, unobserved error components or several exogeneity...