We investigate how the introduction of an Active Choice requirement influences subject proclivity to contribute to an impure public good in one time and repeated interactions. In a large-scale field experiment,…
This article tests whether product and process innovations increase employment in three European countries—France, Germany, and The Netherlands—and in the People’s Republic of China on the basis of the same…
We analyse the geographic proximity of innovative firms to different types of knowledge sources in an urban environment on a microgeographic scale. Based on a comprehensive panel data set of manufacturing and…
