Yashiv, Eran - C.E.P.R. Discussion Papers - 2005
specifications of the data on many dimensions, though not on all. This includes capturing the high persistence and high volatility of … most of the key variables, the negative co-variation of unemployment and vacancies, and the behaviour of the worker job … finding rate. A key role in this fit is played by the convexity of hiring costs and the stochastic properties of the …