Introduction
Markloop,F.
FritzMarchlup(1902～1983)
ContributionstoInformationScience
Machlup’scontributiontoinformationscienceliesinthestudyofknowledgeandknowledgeindustriesfromaneconomicpointofview.Thisresearchworkbeganinthe1960sandcontinueduntilhisdeath.Inhisbook"TheProductionandDisseminationofKnowledgeintheUnitedStates"(1962),heshowedthechangesintheoccupationalcompositionofthelaborforcesincethe20thcentury:thenumberofpeopleengagedinknowledgeproductionincreased,whilethenumberofpeopleengagedinproductivelabordecreased;andadelineationinthenationaleconomyKnowledgeindustryorinformationindustrysector.Accordingtohiscalculations,theoutputvalueoftheknowledgeindustryintheUnitedStatesin1958accountedforabout29%ofthegrossnationalproduct.Hisdiscoveryledtomanyeconomists'researchontheinformationindustry,forminganewresearchfield─InformationEconomics.
Books
Machlupwrote68booksinhislife,amongwhicharetheEconomicReviewofthePatentSystem(1958)andtheInformationDisseminationThroughPrintedMaterials:Books,Magazine,Library"(1979),"KnowledgeandKnowledgeProduction"(1980),etc.