1. Refereed Journal // 2007

    Welfare Analysis of Fiscal Reforms: Does the Representation of the Family Decision Process Matter? Evidence for Germany

    We compare results of a tax reform analysis obtained with the collective and unitary models of household behaviour. We simulate real world microdata by means of a collective approach, using a compound procedure…

  2. ZEW Discussion Paper No. 07-074 // 2007

    Determinants of Child Care Participation

    When estimating the determinants of child care participation, the simultaneity in mothers' decision to work and in the decision to use child care is a major challenge. In this study, we provide evidence on the…

  3. ZEW Discussion Paper No. 07-073 // 2007

    Spillovers of Innovation Activities and Their Profitability

    Knowledge spillovers to competitors are regarded as an important aspect of the innovation process. While a company possibly benefits from incoming information on successful R&D conducted by other companies, a…

  4. ZEW Discussion Paper No. 07-072 // 2007

    Life Scientist Mobility from Academe to Industry: Does Academic Entrepreneurship Induce a Costly

    When academic researchers participate in commercialization using for-profit firms there is a potentially costly trade-off – their time and effort are diverted away from academic knowledge creation. This is a…

  5. ZEW Discussion Paper No. 07-071 // 2007

    The Effects of Multinationals' Profit Shifting Activities on Real Investments

    This paper investigates whether the size of multinationals' real investments in a high-tax country is affected by profit shifting activities. A simple theoretical analysis shows that tax rates abroad impact the…

  6. ZEW Discussion Paper No. 07-070 // 2007

    The Phillips Curve and NAIRU Revisited: New Estimates for Germany

    This paper provides new estimates of a time–varying NAIRU for Germany taking account of the structural break caused by German unification based on the Kalman Filter and on a partially linear model as two…