TY - BOOK AU - Friebel,Guido AU - Heinz,Matthias AU - Hoffman,Mitchell AU - Zubanov,Nick ED - National Bureau of Economic Research. TI - What Do Employee Referral Programs Do? Measuring the Direct and Overall Effects of a Management Practice T2 - NBER working paper series PY - 2019/// CY - Cambridge, Mass. PB - National Bureau of Economic Research N1 - June 2019; Hardcopy version available to institutional subscribers N2 - Employee referral programs (ERPs) are randomly introduced in a grocery chain. Larger referral bonuses increase referrals and decrease referral quality, though the increase in referrals from having an ERP is modest. However, the overall effect of having an ERP is substantial, reducing attrition by roughly 15% and decreasing firm labor costs by up to almost 3%. This occurs, partly, because referrals stay longer than nonreferrals, but, mainly, because all workers stay longer in treated than control stores, even among stores where no referrals are made. The most-supported mechanism for these indirect effects is that workers value being involved in hiring UR - https://www.nber.org/papers/w25920 UR - http://dx.doi.org/10.3386/w25920 ER -