Researchers, commentators, and politicians have devoted steadily more attention to infrastructure in response to claims … between infrastructure and productivity growth remains controversial. In this regard, it is somewhat surprising that … infrastructure research has developed in isolation from the large literature on economic growth. We develop a neoclassical growth …

Is public sector infrastructure a key determinant of productivity? Traditional, project-based analyses of benefits and … costs typically do not find large rates of return. Proponents of infrastructure spending instead point to regression …-based analyses of the links between private productivity and public infrastructure that imply large productivity effects from public …