development of an instrument to measure the perceptions of adopting an information technology innovation

development of an instrument to measure the perceptions of adopting an information technology innovation

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時間:2018-02-10

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1、DevelopmentofanInstrumenttoMeasurethePerceptionsofAdoptinganInformationTechnologyInnovationGaryC.MooreFacultyofManagementTheUniversityofCalgaryCalgary.Alberta,CanadaT2N1N4IzakBenbasatFacultyofCommerceandBusinessAdministrationUniversityofBritishColumbiaVancouver,BritishColumbi

2、a,CanadaV6T1Y8Thispaperreportsonthedevelopmentofaninstrumentdesignedtomeasurethevariousperceptionsthatanindividualmayhaveofadoptinganinforma-tiontechnology(IT)innovation.ThisinstrumentisintendedtobeatoolforthestudyoftheinitialadoptionandeventualdiffusionofITinnovationswithino

3、rganizations.Whiletheadoptionofinformationtechnologiesbyindi-vidualsandorganizationshasbeenanareaofsubstantialresearchinterestsincetheearlydaysofcomputerization,researcheffortstodatehaveledtomixedandinconclusiveoutcomes.Thelackofatheoreticalfoundationforsuchresearchandinadequ

4、atedefinitionandmeasurementofconstructshavebeenidentifiedasmajorcausesforsuchoutcomes.Inarecentstudyexamin-ingthediffusionofnewend-userIT,wedecidedtofocusonmeasuringthepotentialadopters'perceptionsofthetechnology.Measuringsuchpercep-tionshasbeentermeda"classicissue"intheinnov

5、ationdiffusionliterature,andakeytointegratingthevariousfindingsofdiffusionresearch.Theper-ceptionsofadoptingwereinitiallybasedonthefivecharacteristicsofinnova-tionsderivedbyRogers(1983)fromthediffusionofinnovationsliterature,plustwodevelopedspecificallywithinthisstudy.Oftheex

6、istingscalesformeasuringthesecharacteristics,veryfewhadtherequisitelevelsofvalidityandreliability.Forthisstudy,bothnewlycreatedandexistingitemswereplacedinacommonpoolandsubjectedtofourroundsofsortingbyjudgestoestablishwhichitemsshouldbeinthevariousscales.Theobjectivewastoveri

7、fytheconvergentanddiscriminantvalidityofthescalesbyexamininghowtheitemsweresortedintovariousconstructcategories.Analysisofinter-judgeagreementaboutitemplacementidentifiedbothbaditemsaswellasweaknessesinsomeoftheconstructs'originaldefinitions.Theseweresubse-quentlyredefined.Sc

8、alesfortheresultingconstructsweresubjectedtothreeseparatefieldtests.

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