Gustavsson Tingvall, Patrik; Karpaty, Patrik - Economics Institute for Research (SIR), … - 2008
The central prediction of the Aghion et al. (2005) model is an inverted U-shaped relation between innovation and competition. The model is built on the assumption of a product market and has not yet been empirically tested on service-sector firms. Using detailed firm-level data, we find the...