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physics.soc-ph2009
Measuring the Knowledge Base of an Economy in terms of Triple-Helix Relations among 'Technology, Organization, and Territory'
Loet Leydesdorff, Wilfred Dolfsma, Gerben van der Panne
Can the knowledge base of an economy be measured? In this study, we combine the perspective of regional economics on the interrelationships among technology, organization, and terr…
physics.soc-ph2009
"Medium-tech" industries may be of greater importance to a local economy than "High-tech" firms: New methods for measuring the knowledge base of an economic system
Wilfred Dolfsma, Loet Leydesdorff
In this paper we offer a way to measure the knowledge base of an economy in terms of probabilistic entropy. This measure, we hypothesize, is an indication of the extent to which a…
physics.soc-ph2009
Lock-in & Break-out from Technological Trajectories: Modeling and policy implications
Wilfred Dolfsma, Loet Leydesdorff
Arthur [1,2] provided a model to explain the circumstances that lead to technological lock-in into a specific trajectory. We contribute substantially to this area of research by in…