1. Discussion and Working Paper // 2013

    Intertemporal stability of ambiguity preferences

    To make predictions with theories, usually we assume an individual's characteristics such as uncertainty preferences to be stable over time. In this paper, we analyze the stability of ambiguity preferences…

  2. Discussion and Working Paper // 2013

    The Short- and Long-term Effects of School Choice on Student Outcomes — Evidence from a School Choice Reform in Sweden

    This paper evaluates the effects of a major Swedish school choice reform. The reform in 1992 increased school choice and competition among public schools as well as through a large-scale introduction of private…

  3. Discussion and Working Paper // 2013

    Paid and unpaid labor in non-profit organizations: Does the substitution effect exist?

    In nonprofit organizations (NPOs) volunteers often work alongside paid workers. Such a coproduction setting can lead to tension between the two worker groups. This paper examines for the first time if and how…

  4. Discussion and Working Paper // 2013

    Estimating Dynamic R&D Demand: an Analysis of Costs and Long-Run Benefits

    Using firm-level data from the German manufacturing sector, we estimate a dynamic, structural model of the firm's decision to invest in R&D and quantify the cost and long-run benefit of this investment. The…