Mohnen, Pierre; Roeller, Lars-Hendrik - Maastricht : MERIT, Maastricht Economic Research … - 2003
This paper develops a framework for testing discrete complementarities in innovation policy using European data on … obstacles to innovation. We propose a discrete test of supermodularity in innovation policy leading to a number of inequality … constraints. We apply our test to two types of innovation decisions: to innovate or not, and if so, by how much. We find that the …