1. Expertises // 2000

    Accounting framework of internal and external cost calculation in transportation

    Deliverable 1 in RECORDIT illustrate the proposed accounting framework, including the description of the cost structure and the methodology for data collection. The Deliverable summarises the work which has been…

  2. ZEW Discussion Paper No. 00-08 // 2000

    A Note on the Calculation of Firm-specific and Skill-specific Labor Costs from Firm-Ievel Data

    Virtually all empirical firm-level studies on the demand for labor do not include labor cost in the econometric specification. This is due to the fact that business and innovation survey data usually lack…

  3. ZEW Discussion Paper No. 00-25 // 2000

    Research Cooperation and Research Expenditures

    This paper derives a three stage Cournot duopoly game for research collaboration, research expenditures and product market competition. The amount of knowledge firms can absorb from other firms is made…

  4. Refereed Journal // 2000

    Can Immigration Alleviate the Demographic Burden?

    This paper investigates the impact of immigration on intertemporal public budgets. A modified generational accounting framework is employed to compute the average net contribution of migrants to the public…

  5. ZEW Discussion Paper No. 00-05 // 2000

    Cohort Effects and the Returns to Education in West Germany

    Using a Mincer-type wage function, we estimate cohort effects in the returns to education for West German workers born between 1925 and 1974. The main problem to be tackled in the specification is to separately…