Mendes, Rute; van den Berg, Gerard J.; Lindeboom, Maarten - 2007
relate this to the skill distribution of workers in the firm. We find that there is positive assortative matching, in … particular among long-lived firms. Using skill-specific estimates of an index of search frictions, we find that the results can … only to a small extent be explained by heterogeneity of search frictions across worker skill groups. …