lbl 37702 uc 1600 magnetic fluorescent ballasts market data imperfections and policy success jonathan g koomey alan h sanstad leslie j shown a shortened version of this report is forthcoming in contemporary economic 510 486 5974 6996 fax energy analysis program environment division ernest orlando lawrence berkeley national laboratory university california ca 94720 december 1995 work was supported by the assistant secretary for efficiency renewable office building technologies us department under contract no de ac03 76sf00098 i abstract 1 many economists have strongly questioned engineering studies aimed at demonstrating anomalously slow diffusion efficient technology benefits regulations to promote such one argument against that standard techniques economics are either inappropriate or routinely misapplied assessing performance paper presents evidence on improvements takes account critiques we examine characteristics lighting represented an excellent investment 99 percent