01933nas 2200541 c 450 99633631840331620240531170922.0(OCoLC)40419426(CKB)110978978383121(CONSER)---00252478-(EXLCZ)9911097897838312120120225a19739999 u| |engtxtrdacontentcrdamediacrrdacarrierNBER working papers seriesCambridge, MA National Bureau of Economic ResearchFull-text copies of all issues are available in electronic format at the NBER web site.Print version: Working paper series (National Bureau of Economic Research) (DLC) 95642690 (OCoLC)5531441 0898-2937 Working papersNational Bureau of Economic Research working paper seriesNBER working papersNATIONAL BUREAU OF ECONOMIC RESEARCH WORKING PAPER SERIESNATIONAL BUREAU OF ECONOMIC RESEARCH TECHNICAL PAPER SERIESNBER TECHNICAL WORKING PAPERS SERIESNBER TECHNICAL PAPER SERIESNBER WORKING PAPERS SERIESNBER WORK. PAP. SER.WORKING PAPER SERIESNBER WORK PAP SEREconomicsPolicy sciencesEconomiaRevisteslemacScience économiquerasuqamDatenbankgnd-contentBases de donnéesidrefArchivi di datisbt12-contentDatabases.lcgftRessource Internet (Descripteur de forme)rasuqamEconomics.Policy sciences.EconomiaScience économique.National Bureau of Economic Research.996336318403316NBER working papers series3588407UNISA