heterogeneity, endogenous skill acquisition, differential search cost between immigrants and natives, capital-skill complementarity … and different degree of substitutability between unskilled natives and immigrants. Within such a framework, we find that … wages. Nevertheless, in one version of the model, where unskilled workers and immigrants are imperfect substitutes, we find …

immigration, low-skilled unemployment and medium-skilled over-qualification, ii) the polarization effect where both low- and high … migration-induced supply shock of medium-skilled workers decreases the low-skilled unemployment rate because of the endogenous …

regarding medium skills, such as i) the interaction between immigration, low-skilled unemployment and medium-skilled over … lowers the low-skilled unemployment rate and has a positive effect on output per capita; (iii) migration of only medium …

States, within a search and matching model that allows for skill heterogeneity, differential search cost between immigrants … workers and immigrants are imperfect substitutes, we find that even the skilled wage may have risen. …

carefully, including health, occupational sorting, self-esteem, and discrimination. Our findings are in favor of pure … discrimination from potential employers, rather than the other three channels. …

We build an analytically and computationally tractable stochastic equilibrium model of unemployment in heterogeneous …. Empirically, using the 1986-2008 SIPP panels, we document the occupational mobility patterns of the unemployed, finding notably … countercyclical unemployment, and is simultaneously consistent with procyclical reallocation, countercyclical separations and a …

in the vacancy-unemployment ratio without ad hoc assumptions of wage rigidity. This paper presents a mechanism of such … economy, and the vacancy-unemployment ratio experiences large cyclical fluctuations. …

unemployment rates in short samples. Augmenting standard time series specifications with this indicator definitely improves out …