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Howshopscanexploitpeople'sherdmentalitytoincreasesales
1.ATRIPtothesupermarketmaynotseemlikeanexerciseinpsychologicalwarfare—butitis.Shopkeepersknowthatfillingastorewiththearomaoffreshlybakedbreadmakespeoplefeelhungryandpersuadesthemtobuymorefoodthantheyhadintended.Stockingthemostexpensiveproductsateyelevelmakesthemsellfasterthancheaperbutlessvisiblecompetitors.Nowresearchersareinvestigatinghow“swarmintelligence”(thatis，howants，beesoranysocialanimal，includinghumans，behaveinacrowd)canbeusedtoinfluencewhatpeoplebuy.
2.AtarecentconferenceonthesimulationofadaptivebehaviourinRome，Zeeshan-ul-hassanUsmani，acomputerscientistfromtheFloridaInstituteofTechnology，describedanewwaytoincreaseimpulsebuyingusingthisphenomenon.Supermarketsalreadyencourageshopperstobuythingstheydidnotrealisetheywanted:forinstance，byplacingeverydayitemssuchasmilkandeggsatthebackofthestore，forcingshopperstowalkpastothertemptinggoodstoreachthem.MrUsmaniandRonaldoMenezes，alsooftheFloridaInstituteofTechnology，setouttoenhancethistendencytobuymorebyplayingontheherdinstinct.Theideaisthat，ifacertainproductisseentobepopular，shoppersarelikelytochooseittoo.Thechallengeistokeepcustomersinformedaboutwhatothersarebuying.
3.Entersmart-carttechnology.InMrUsmani'ssupermarketeveryproducthasaradiofrequencyidentificationtag，asortofbarcodethatusesradiowavestotransmitinformation，andeverytrolleyhasascannerthatreadsthisinformationandrelaysittoacentralcomputer.Asacustomerwalkspastashelfofgoods，ascreenontheshelftellshimhowmanypeoplecurrentlyintheshophavechosenthatparticularproduct.Ifthenumberishigh，heismorelikelytoselectittoo.
4.MrUsmani's“swarm-moves”modelappealstosupermarketsbecauseitincreasessaleswithouttheneedtogivepeoplediscounts.Anditgivesshoppersthesatisfactionofknowingthattheyboughtthe“right”product—thatis，theoneeveryoneelsebought.Themodelhasnotyetbeentestedwidelyintherealworld，mainlybecauseradiofrequencyidentificationtechnologyisnewandhasonlybeeninstalledexperimentallyinsomesupermarkets.ButMrUsmanisaysthatbothWal-MartinAmericaandTescoinBritainareinterestedinhiswork，andtestingwillgetunderwayinthespring.
5.Anotherrecentstudyonthepowerofsocialinfluenceindicatesthatsalescould，indeed，beboostedinthisway.MatthewSalganikofColumbiaUniversityinNewYorkandhiscolleagueshavedescribedcreatinganartificialmusicmarketinwhichsome14,000peopledownloadedpreviouslyunknownsongs.Theresearchersfoundthatwhenpeoplecouldseethesongsrankedbyhowmanytimestheyhadbeendownloaded，theyfollowedthecrowd.Whenthesongswerenotorderedbyrank，butthenumberoftimestheyhadbeendownloadedwasdisplayed，theeffectofsocialinfluencewasstilltherebutwaslesspronounced.Peoplethusfollowtheherdwhenitiseasyforthemtodoso.
6.InJapanachainofconvenienceshopscalledRanKingRanQueenhasbeenorderingitsproductsaccordingtosalesdatafromdepartmentstoresandresearchcompanies.Theshopssellonlythemostpopularitemsineachproductcategory，andtherankingsareupdatedweekly.Icosystem，acompanyinCambridge，Massachusetts，alsoaimstoexploitknowledgeofsocialnetworkingtoimprovesales.
7.Andthepsychologythatworksinphysicalstoresisjustaspotentontheinternet.OnlineretailerssuchasAmazonareadeptattellingshopperswhichproductsarepopularwithlike-mindedconsumers.Evenintheprivacyofyourhome，youcanstillbepartoftheswarm.
Questions1-6
Completethesentencesbelowwithwordstakenfromthereadingpassage.UseNOMORETHANTHREEWORDSforeachanswer.
1.Shopownersrealizethatthesmellof_______________canincreasesalesoffoodproducts.
2.Inshops，productsshelvedatamorevisiblelevelsellbettereveniftheyaremore_______________.
3.AccordingtoMr.Usmani，withtheuseof“swarmintelligence”phenomenon，anewmethodcanbeappliedtoencourage_______________.
4.Onthewaytoeverydayitemsatthebackofthestore，shoppersmightbetemptedtobuy_______________.
5.Ifthenumberofbuyersshownonthe_______________ishigh，othercustomerstendtofollowthem.
6.Usingthe“swarm-moves”model，shopownersdonothavetogivecustomers_______________toincreasesales.