Publikationen des Forschungsbereichs Digitale Ökonomie

  1. ZEW Discussion Paper Nr. 04-45 // 2004

    B2B or Not to Be: Does B2B E-Commerce Increase Labour Productivity?

    We implement an endogeneous switching-regression model for labour productivity and firms' decision to use business-to-business (B2B)e-commerce. Our approach allows B2B usage to affect any parameter of the labour…

  2. ZEW Discussion Paper Nr. 04-67 // 2004

    Using Methods of Treatment Evaluation to Estimate the Wage Effect of IT Usage

    In this study, I analyze the relationship between IT use and wages in West Germany in 1998/99. I use two estimation approaches: regression based matching and matching on the propensity score. The richness of the…