1. The Modern Corporation and Private Property;Adolf,1932
2. Competition and innovation: an inverted-U relationship;Aghion;Q. J. Econ.,2005
3. Economic welfare and allocation of resources for innovation;Arrows,1962
4. What determines industrial R&D in the UK?;Becker,2003
5. Utility restructuring and the transformation of industry sponsored R&D;Bell;Electr. J.,1998