This paper sheds light on the questions, Why does knowledge spill over? and How does knowledge spill over? The answer to these questions we suggest lies in the incentives confronting scientists to appropriate the expected value of their knowledge considered in the context of their path-dependent...

Intro -- Contents -- I. INTRODUCTION -- II. DATA -- III. ECONOMETRIC PRELIMINARIES -- IV. "INTERNATIONAL R&D SPILLOVERS" REVISITED -- V. INSTITUTIONS AND INTERNATIONAL R&D SPILLOVERS -- VI. CONCLUSIONS -- APPENDIX A: ALTERNATIVE SPECIFICATION -- APPENDIX B: DATA SOURCES AND DEFINITIONS --...

Despite the pervasive phenomenon of scale economies the majority of firms hasalways been small firms. The emergence of small firms as a means of economic development on both sides of the Atlantic has been one of the major new topics of economic policy since the 1980s. This has drawn renewed...