ZEW Discussion Papers

This paper deals with flows of technology and information among people and institutions and the role of public support given by different sponsors (the federal government, the Länder and the European Union).…

In the 1980s benefit-entitlement periods for older workers with long previous employment have been extended considerably in several steps. At the same time, income replacement ratios have been slightly reduced…

In this paper targets, institutions and policy measures for describing and implementing sustainable development are evaluated in terms of their conformity with the economic framework of a market system.…

The aim of this paper is to describe and discuss the weak and strong sustainability approach of assessing climate change and to show reasonable applications, weaknesses, possible improvements and linkages of…

Joint ventures between firms as part of innovation projects can be seen as a strategy to deal with market failure and other insufficiencies of technology markets. It is the objective of this paper to examine…

This paper investigates the determinants of transaction price changes during BUND-future trading at Deutsche Terminborse (DTB) and London International Financial Futures Exchange (LIFFE). The analysis uses the…

This paper gives a short overview of Monte Carlo studies on the usefulness of Heckman's (1976, 1979) two-step estimator for estimating a selection model. It shows that exploratory work to check for collinearity…