U.S. Government Accountability Office Report on the District of Columbia Opportunity Scholarship Program: Additional Policies and Procedures Would Improve Internal Controls and Program Operations (2007) (ncpecoalition.org)
Emirates operated the flights; a review by the U.S. Government Accountability Office found no objection. (cnbc.com)
A March 2011 General Accountability Office report said that credit card issuers collected in 2009 $ 2.4 billion in fees for the product while returning to consumers only $ 518 million in benefits — 21 cents on the premium dollar. (mymoneycounselor.com)