Fujita, Shigeru; Ramey, Garey - EconWPA - 2005
In aggregate U.S. data, exogenous shocks to labor productivity induce highly persistent and hump-shaped responses to … both the vacancy- unemployment ratio and employment. We show that the standard version of the Mortensen-Pissarides matching … the matching model with sunk costs, vacancies react sluggishly to shocks, leading to highly realistic dynamics. …