ACQUISITIONS

12 Months Ended

Dec. 31, 2011

ACQUISITIONS

2 — ACQUISITIONS

In December 2009 the Company acquired all of the outstanding shares of AMR Research and Burton Group for total net cash of $116.7 million, of which $12.2 million was paid in 2010 and $104.5 million was paid in 2009. The Company’s consolidated results include the operating results of these businesses beginning on their respective acquisition dates. The Company recorded an aggregate of $7.9 million of acquisition and integration expenses related to these acquisitions during 2010 and $2.9 million in 2009. Included in these charges are legal fees and consultant fees in connection with the acquisition and integration, as well as severance costs related to redundant headcount.