United States Government Publishing Office publisher pbl distributor dst United States Government Accountability Office author aut Government Organization text government publication eng GAOREPORTS Legislative Agency Publications gao legislative 2010-08-12 U.S. Government Printing Office 2006-12-19 monographic deposited born digital 5 p. GA 1.13:GAO-07-287R https://www.govinfo.gov/app/details/GAOREPORTS-GAO-07-287R P0b002ee18039e958 f:d07287r DGPO 2010-08-12 2011-03-24 GAOREPORTS-GAO-07-287R machine generated eng fdlp REPORT GAOREPORTS-GAO-07-287R GAO-07-287R Cost analysis Cost effectiveness analysis Data integrity Defense cost control Defense economic analysis Financial management systems Internal controls Program evaluation Program management Travel Travel costs Program implementation Defense Travel System Correspondence A64306 On November 16, 2006, GAO testified before the Permanent Subcommittee on Investigations, Committee on Homeland Security and Governmental Affairs, on the results of our audit on the Defense Travel System (DTS). This letter responds to a question from Senator Coburn that we were asked to answer for the record. The question and our response follow. https://www.govinfo.gov/content/pkg/GAOREPORTS-GAO-07-287R/html/GAOREPORTS-GAO-07-287R.htm https://www.govinfo.gov/content/pkg/GAOREPORTS-GAO-07-287R/pdf/GAOREPORTS-GAO-07-287R.pdf GAO-07-287R https://www.govinfo.gov/app/details/GAOREPORTS-GAO-07-287R Correspondence GAO-07-287R; Response to a Posthearing Question Related to GAO's November 16, 2006 Testimony on the Defense Travel System; Cost analysis Cost effectiveness analysis Data integrity Defense cost control Defense economic analysis Financial management systems Internal controls Program evaluation Program management Travel Travel costs Program implementation Defense Travel System