ZEW Discussion Papers

This paper presents and compares several time-series models for returns of broadbased stock indices. These models nest a nonlinear asymmetric GARCH(NGARCH) model as a special case. Some of these models are…

This paper is concerned with the question as to what extent population size and density affect the cost of providing public services at the subnational level. Empirical estimates of cost functions are obtained…

The purpose of this article is to evaluate the importance of social class, migration background and command of national languages for the PISA school performance of teenagers living in European countries…

In this paper, we analyze the investment and divestment patterns of different types of venture capitalists. Using a data set embracing all venture-backed IPOs that occurred on Germany's Neuer Markt we…

Starting in 2005, the EU will implement a CO2 emissions trading scheme. In this paper we show that the outspoken goals of economic efficiency and free allocation of allowances are incompatible with harmonized…

This paper advocates computable general equilibrium models as a methodological tool that is particularly suitable for measuring the impacts of policy interference on the three dimensions of sustainable…

In diesem Beitrag werden Ausmaß und Konsequenzen von nominalen und tariflichen Lohnrigiditäten mikroökonomisch und mikroökonometrisch untersucht. Die Analyse verdeutlicht, dass in Deutschland Lohnrigiditäten…

This paper analyses the relationship between firm productivity and export behavior in German manufacturing firms. We examine whether productivity increases the probability of exporting, and assert that there is…

Based on a sample of German inovating firms that contains information on formal and informal innovation cooperation between customers and suppliers, we state that firms perceive informal cooperation as being…