This paper traces the 11,000 year evolution of infrastructure systems during major periods of innovation, expansion and … millennia, although at times it has been pivotal in bringing innovation, taking risks and driving efficiency. It is argued that … innovation cycles, stressing that only an evolutionary, multi-disciplinary, systems approach embracing technology, finance, and …

We study innovation contests with asymmetric information and identical contestants, where contestants’ efforts and … highest quality and receives the revenue generated by the innovation. We characterize the equilibrium behavior, outcomes and …

own innovation. The analysis predicts that the willingness to enforce IPR is U-shaped in a country GDP: small … enforcement of IPR yields a higher level of innovation and global welfare only if the developing country does not innovate. A …

This paper introduces dynamics in the R&D to innovation and innovation to productivity relationships, which have mostly … individual effects and idiosyncratic errors correlated across equations and that differ in the way innovation enters the … Community Innovation Survey. The results provide evidence of robust unidirectional causality from innovation to productivity and …

The paper aims at assessing discrete complementarities in innovation policies in the context of the Brazilian industry … on supermodularity and submodularity tests for obstacles to innovation (in the present application: lack of finance … analysis highlights the two phases of the innovation process in terms of the propensity and intensity of innovation. The …

causal effect of human capital on income, net of the innovation channel. …

We construct a tractable general equilibrium model of cumulative innovation and growth, in which new ideas strictly … the rate of innovation, as well as a separate optimal required inventive step that maximizes welfare, with the former …