<prompt> Translate the following text to EnglishKama ilivyoelezwa katika Edwin R. Dean na Michael J. Harper, BLS Uzalishaji Upimaji Programu, marekebisho ya karatasi iliyotolewa katika utafiti katika mapato na utajiri mkutano juu ya mwelekeo mpya katika uchambuzi wa uzalishaji, Machi 20, 1998 Washington, DC, Bureau of Labor Statistics, Julai 5, 2000.  <response>: As cited in Edwin R. Dean and Michael J. Harper, The BLS Productivity Measurement Program, revision of a paper presented at the Research in Income and Wealth Conference on New Direction in Productivity Analysis, March 20-21, 1998, Washington, D.C.: Bureau of Labor Statistics, July 5, 2000. 