We measure job-filling rates and recruiting intensity per vacancy at the national and industry levels from January 2001 to September 2011 using data from the Job Openings and Labor Turnover Survey. Industry-level movements in these variables are at odds with implications of the standard matching function in labor search theory but consistent with a generalized function that incorporates an important role for recruiting intensity.
Recruiting Intensity during and after the Great Recession: National and Industry EvidenceSteven Davis, John Haltiwanger and Jason Faberman ,
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American Economic Review