We identify an inflationary technology news shock as the leading source of business cycle variations for the postwar U ….S. economy. This shock acts like a demand shock: it induces strong positive comovement in real quantities - GDP, consumption … technological innovations reduce inflation. The technology news shock became the predominant source of the business cycle from the …

rate and the unemployment rate? In the odel, these fluctuations are driven by movements in productivity. This paper … inestigates the sources of productivity fluctuations that are commonly interpreted s technology shocks. I estimate different types … correlation of productivity with unemployment and job finding that is conditional on both technology and nontechnology shocks. …

This paper examines the effects of expansionary technology shocks (shocks that increase labor productivity and factor … inputs) as opposed to contractionary technology shocks (shocks that increase labor productivity, but decrease factor inputs … productivity and production inputs. In addition, these shocks trigger different reactions of certain variables, which can help …