1. ZEW Discussion Paper Nr. 98-23 // 1998

    Der Einfluß der Umweltpolitik auf das Innovationsverhalten - eine ökonometrische Untersuchung

    Die Wirkungen umweltpolitischer Instrumente wurden im Hinblick auf ihre Innovationseffekte bislang überwiegend in einem eher linear-mechanistischen Ansatz auf der Grundlage der traditionellen neoklassischen…

  2. ZEW Discussion Paper Nr. 98-10 // 1998

    Market Depth and Order Size - An Analysis of Permanent Price Effects of DAX Futures' Trades

    In this paper we analyze the permanent price impact of trades in financial markets by investigating the relation between unexpected net order flow and price changes. We mainly focus on four questions. Does large…

  3. ZEW Discussion Paper Nr. 98-24 // 1998

    Towards a Theory and Policy of Eco-Innovation - Neoclassical and (Co-)Evolutionary Perspectives

    Innovation processes toward sustainable development (eco-innovations) have received increasing attention during the past years. Since existing theoretical and methodological frameworks do not address these…