the U.S. Air Force Small Business Innovation Research (SBIR) program that transitioned from "Conventional topics," which … innovation even in less specific Conventional topics. The results suggest that government (and perhaps private sector) innovation …

effect on innovation. We develop a simple "trapped factor" model of innovation that is consistent with these empirical …

innovation distinguishing between "dirty" (internal combustion engine) and "clean" (e.g. electric and hybrid) patents across 80 … tax-inclusive fuel prices. Furthermore, there is path dependence in the type of innovation both from aggregate spillovers … and from the firm's own innovation history. Using our model we simulate the increases in carbon taxes needed to allow …