European Planning Studies, Volume 13, no. 2, March 2005, pp. 333 - 349. "This article is concerned with regional disparities, the innovation gap and the polarization effects of innovation. The article proposes elements of an inclusive model of innovation. This involves a systemic view of innovation, learning and interactivity. It includes the concepts of learning, trust and social capital in the context of a dilemma between innovation and polarization at the territorial level." by Michael Guth