Based on a largely unbiased sample of 1800 German manufacturing enterprises we analyze the propensity to maintain different forms of R&D cooperation with customers, suppliers, competitors and public research institutions. We find a relatively stable set of characteristics of those enterprises...

This paper investigates R&D cooperation of manufacturing establishments in three German regions. We find that cooperation is a widespread phenomenon and examine the characteristics of those establishments that maintain certain kinds of cooperative relationships.

We test the hypothesis that large firms devote a higher proportion of their expenditure on research and development (R&D) on process innovation than smaller firms.