Publications of the Research Unit Digital Economy

  1. ZEW Discussion Paper No. 16-092 // 2016

    IT Outsourcing and Firm Productivity: Eliminating Bias from Selective Missingness in the Dependent Variable

    Missing values are a major problem in all econometric applications based on survey data. A standard approach assumes data are missing-at-random and uses imputation methods, or even listwise deletion. This…

  2. ZEW Discussion Paper No. 16-081 // 2016

    Public ICT Investment in Reaction to the Economic Crisis – A Case Study on Measuring IT-related Intangibles in the Public Sector

    In this paper, we (1) analyse the German public IT-spending programme 2009-11 adopted after the crisis in terms of its tangible vs. intangible asset creation, (2) consider this relatively well-described…

  3. ZEW Documentation No. 16-02 // 2016

    Vergleich der Ausgaben für Digitalisierungsprojekte im Mittelstand mit den gesamtwirtschaftlichen IKT-Investitionen

    Vor dem Hintergrund der Debatte über die Höhe gesamtwirtschaftlicher Investitionen vergleicht der vorliegende Bericht den Befund der Studie "Digitalisierung im Mittelstand: Status Quo, aktuelle Entwicklungen und…

  4. ZEWnews // 2016

    11/12 - 2016

    • Equal Opportunities: Political Participation Is Limited for US Citizens
    • Minimum Wage in Germany – Burden on Young Companies Greater than Expected
    • State Aid for Expanding Broadband Access Slows Rural Depopulation
    • P…