1. ZEW Discussion Paper Nr. 07-087 // 2007

    Does IT Outsourcing Increase Firm Success? An Empirical Assessment using Firm-Level Data

    Using German firm-level data, an endogenous switching regression model within a production function framework is estimated in order to explore differences in labor productivity between IT outsourcing and non-IT…

  2. ZEW Discussion Paper Nr. 07-086 // 2007

    Durable Goods, Innovation and Network Externalities

    We develop a model of R&D competition between an incumbent and a potential entrant with network externalities and durable goods. We show that the threat of entry eliminates the commitment problem that an…

  3. ZEW Discussion Paper Nr. 07-085 // 2007

    Reformen im Niedriglohnsektor – eine integrierte CGE-Mikrosimulationsstudie der Arbeitsangebots- und Beschäftigungseffekte

    Ziel dieses Beitrags ist die Quantifizierung der mit der Einführung des Arbeitslosengeldes II verbundenen Arbeitsangebots- und Beschäftigungseffekte. Zusätzlich wird ein Reformszenario simuliert, welches die…

  4. ZEW Discussion Paper Nr. 07-084 // 2007

    Job and Worker Reallocation in German Establishments: The Role of Employers' Wage Policies and Labour Market Institutions

    Using a large linked employer-employee data set, this paper studies the relationship between job reallocation, worker reallocation and the flexibility of wages in western German manufacturing. Using the…