Bachmann, Ruediger; Zorn, Peter - 2013 - This Version: April 13, 2013
-driven business cycle hypothesis for the case of aggregate investment. We construct a survey-based measure of technology shocks to … gauge their contribution to short-run investment fluctuations. We estimate an upper bound for the contribution of technology … shocks to the variance of the aggregate investment growth rate of 19 percent. The larger part of fluctuations in aggregate …