1. Discussion and Working Paper // 2012

    Causal Returns to Schooling and Individual Heterogeneity

    In this paper, human capital investments are evaluated by assuming heterogeneous returns to schooling. We use the potential outcome approach to measure the causal effect of human capital investments on earnings…

  2. Discussion and Working Paper // 2012

    Putting Currency Misalignment into Gravity: The Currency Union Effect Reconsidered

    Member countries of a currency union like the euro area have absorbed asymmetric shocks in ways that are inconsistent with a common nominal anchor. Based on a reformulation of the gravity model that allows for…

  3. Discussion and Working Paper // 2012

    Ageing and Skills: A Review and Analysis of Skill Gain and Skill Loss Over the Lifespan and Over Time

    The relationship between ageing and skills is becoming an important policy issue, not least in the context of population ageing. Data from the Programme for the International Assessment of Adult Competencies…

  4. Discussion and Working Paper // 2012

    On the Obligation to Provide Environmental Information in the 21st Century – Empirical Evidence from Germany

    We analyze the stability of ambiguity preferences experimentally, by repeatedly eliciting ambiguity attitudes towards multiple 3-color Ellsberg urns over a period of two months. 57% of the choices show stable…