The US skill premium and college enrollment have increased substantially over the past few decades. In addition, while low-wage earners worked more than highwage earners in 1970, the opposite was true in 2000. We show that a parsimonious neoclassical model featuring skill-biased technical...

This paper analyses the determinants of employment reactions of firms when environmental innovations have been carried out. It differentiates hereby between employment increases and decreases. The data stem from a telephone survey covering more than 1500 firms in five European countries that...

This paper analyses the determinants of employment reactions in-duced by environmental innovations. On the basis of the parameter estimates of the Multinomial Logit and of several Multinomial Probit Models, we show that we have to distinguish between the factors that have an impact on employment...

Skills shortage has become a key policy issue in highly developed and innovation-oriented economies, with non-negligible consequences on firms' innovation activities. We investigate the effect of skills shortage on firms' innovation openness, which is considered to be one of the key drivers of...