Audretsch, David B.; Hafenstein, Marian; Kritikos, Alexander - 2018
), allows for causal interpretation of the relationship between innovation output and labor productivity. We find that knowledge … productivity - hold for knowledge intensive services. Combining the models of Crepon et al. (1998) and of Ackerberg et al. (2015 … intensive services benefit from innovation activities in the sense that these activities causally increase their labor …
