Research on intellectual property has focused on formal legally recorded rights that we call deeded, most often measured by granted patents. Meanwhile, other “defacto” IP (mainly purposive secrecy and natural excludability) has become more important because of the increasing closeness of...

Breakthroughs with natural excludability are transferred to industry by top academic scientists (stars) working in or with firms. Movement to firms depends on scientists' quality, moving costs, and reservation wage. Scientists' quality, moving costs, trial frequency, interfering academic offers,...

This paper continues the investigation of the surprisingly slow and weak international transmission of inflation indicated by the Mark III International Transmission Model. The Mark IV Simulation Model is presented. This is a simplified version of the Mark III Model which retains the...

This paper shows that the effects on real income and the price level of the 1973-1974 oil price increase are quite ambiguous on both theoretical and empirical grounds. The theoretical analysis reviews standard results and extends them to analyze the steady-state equilibrium and endogenous...