2023终极八篇第七篇原文+题目.docx

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1、Theworldisonthebrinkofareal-timerevolutionineconomics,asthequalityandtimelinessofinformationaretransformed.BigfirmsfromAmazontoNetflixalreadyuseinstantdatatomonitorgrocerydeliveriesandhowmanypeoplearegluedto,SquidGame.Thepandemichasledgovernmentsandcentralbankstoexperiment,frommonitoringrestaurantbo

2、okingstotrackingcardpayments.Theresultsarestillrudimentary,butasdigitaldevices,sensorsandfastpaymentsbecomeubiquitous,theabilitytoobservetheeconomyaccuratelyandspeedilywillimprove.Thatholdsopenthepromiseofbetterpublic-sectordecision-makingaswellasthetemptationforgovernmentstomeddle.Badandlatedatacan

3、leadtopolicyerrorsthatcostmillionsofjobsandtrillionsofdollarsinlostoutput.ThefinancialcrisiswouldhavebeenalotlessharmfulhadtheFederalReservecutinterestratestonearzeroinDecember2007,whenAmericaenteredrecession,ratherthaninDecember2008,wheneconomistsatlastsawitinthenumbers.Patchydataaboutavastinformal

4、economyandrottenbankshavemadeitharderforlndia,spolicymakerstoendtheircountryslostdecadeoflowgrowth.Thepandemichas,however,becomeacatalystforchange.Withoutthetimetowaitforofficialsurveystorevealtheeffectsofthevirusorlockdowns,governmentsandcentralbankshaveexperimented,trackingmobilephones,contactless

5、paymentsandthereal-timeuseofaircraftengines.InsteadoflockingthemselvesintheirstudiesforyearswritingthenextoGeneraITheory,today,sstareconomists,suchasRajChettyatHarvardUniversity,runwell-staffedlabsthatcrunchnumbers.FirmssuchasJPMorganChasehaveopeneduptreasurechestsofdataonbankbalancesandcredit-cardb

6、ills,helpingrevealwhetherpeoplearespendingcashorhoardingit.Thereal-timerevolutionpromisestomakeeconomicdecisionsmoreaccurate,transparentandrules-based.Butitalsobringsdangers.Newindicatorsmaybemisinterpreted:isaglobalrecessionstartingorisUberjustlosingmarketshare?Theyarenotasrepresentativeorfreefromb

7、iasasthepainstakingsurveysbystatisticalagencies.Bigfirmscouldhoarddata,givingthemanundueadvantage.PrivatefirmssuchasFacebook,whichlaunchedadigitalwalletthisweek,mayonedayhavemoreinsightintoconsumerspendingthantheFeddoes.Infactnoamountofdatacanreliablypredictthefuture.Unfathomablycomplex,dynamicecono

8、miesrelynotonBigBrotherbutonthespontaneousbehaviourofmillionsofindependentfirmsandconsumers.Instanteconomicsisntaboutinsightfuloromnipotent.Insteaditspromiseisplainbuttransformative:better,timelierandmorerationaldecision-making.Ql:AneconomicrevolutionisabouttocomeasA. BigfirmscontrolmoreinstantdataB

9、. Governmentsmakebetterpublic-sectordecisionsC. DigitaltechnologytakestheleadD. MoremonitoringdevicesaredeployedQ2:TheexampleofthefinancialcrisisismentionedtoA. HighlightthehazardnessoflowinterestrateB. StressthenecessityoftimelydataC. IllustateaglobaleconomiccorruptionD. Justifytheusefulnessofpatch

10、ydataQ3:Whichofthefollowingstatementistrueaboutthereal-timerevolution?A. ThepandemichashindereditB. ItmaynotserveditsintendedpurposeC. ItrevealsstatisticalagenciesspecialtyD. Itmayfosterbigtech,sgreedyQ4:Theword“omnipotent”(line4,paragraphs)isclosestinmeaningtoA. All-powerfulB. revolutionalC.dependableD.rationalityQ5:Whichofthefollowingisthebesttitleforthepassage?A. Instantdata:originofthemisinterpretationB. Pandemiccrisis:catalystfortheinformativerevolutionC. Instanteconomy:perfectmodelforfutureD. Instanteconomy:makingthewoldbetter