Summary Virtually all empirical firm-level studies on the demand for heterogeneous labor do not include labor cost in the econometric specification. This is due to the fact that business and innovation survey data usually lack differentiated information on labor cost. This paper shows how...

This paper provides empirical evidence for the widespread belief that a magazine's companion website induces channel competition on its print version. The analysis is based on aggregated quarterly magazine-specific data on circulation, a broad variety of magazine characteristics, consumer...

Reference price systems for prescription drugs constitute widely adopted cost containment tools. In these systems, patients co-pay a fraction of the difference between a drug's pharmacy retail price and a reference price that is set by the government. Reference prices are either determined...

We investigate the workforce heterogeneity of startups with respect to education, age and wages. Our explorative study uses data on the population of 1,614 Danish firms founded in 1998. We track these firms until 2001 which enables us to analyze changes in workforce composition over time. Such a...

We investigate the effect of mobility of highly skilled workers in Denmark on the total patenting activity of the firms involved for the population of R&D active Danish firms observed between 1999 and 2004. Our study documents how workers joining increase firms' patenting activity. The effect is...