01573nas 2200493-- 450 99621142540331620231213213019.0(DE-599)ZDB2005421-X(CKB)963018086723(CONSER)sc-80000672-(EXLCZ)9996301808672320780206a19779999 --- aengtxtrdacontentcrdamediacrrdacarrierNBER reporterCambridge, Mass.National Bureau of Economic Research1 online resourcePublished: New York, 1977-National Bureau of Economic Research. Print version: NBER reporter (DLC)sc 80000672 (OCoLC)3610992 0276-119X National Bureau of Economic Research reporterNational Bureau reporterNBER rep.EconomicsResearchPeriodicalsEconomicsResearchfast(OCoLC)fst00902203Recherche en économierasuqamScience économiquerasuqamECONOMIC RESEARCHunbistUNITED STATESunbistPeriodicals.fastPeriodicals.lcgftEconomicsResearchEconomicsResearch.Recherche en économie.Science économique.ECONOMIC RESEARCH.UNITED STATES.330.072JOURNAL996211425403316exl_impl conversionNBER reporter2068385UNISA