Here is the latest research from Staffing Industry Analysts.

INSIGHT - What staffing acquirers are buying
*IT and healthcare staffing firms most frequently acquired
*What's hot: acquisitions accelerating in office/clerical
*What's not: home healthcare sees biggest slowdown in M&A

INSIGHT - Who's buying: The staffing industry's most frequent acquirers
*Top acquirers — Resolve, Vedior, Adecco, Arcadia, MPS
*17 acquirers averaged more than one acquisition/year
*Irony: top two, Resolve and Vedior, in turn were acquired