This paper aims at providing business survey analysts with simple econometric tools to quantify qualitative survey data. We extend the traditional and commonly applied method proposed by Carlson and Parkin (1975) to capture observable survey respondent heterogeneity. We also discuss...

The paper deals with the question which determinants can explain regional differences in the number of start-ups in Austrian and Western German districts when observing the business related service sector. We separate our sample in firms operating in knowledge intensive sectors and start-ups...

This paper develops a three stage oligopoly game for R&D cooperation, R&D expenditure and product market competition. In the first stage, firms decide whether or not to conduct R&D in cooperation with other firms. In the second stage the level of R&D investment is determined. Finally, firms...

Venture capital is assumed to play an important role for the commercialization of innovative ideas and the development of high-technology industries in a region. This paper deals with the regional distribution of venture capital and its explanation. Venture-backed firms are mostly located in...

The wage effects of fixed-term contracts (FTCs) are analysed with the GSOEP for West Germany. Different estimators which take into account selection bias are used. It is shown that propensity score matching estimators which are usually applied for the evaluation of active labour market...