PASSAGETHREE(1)Couldthebadolddaysofeconomicdeclinebeabouttoreturn?SinceOPECagreedtosupply-cutsinMarch,thepriceofcrudeoilhasjumpedtoalmost10lastDecember.Thisnear-triplingofoilpricescallsupscarymemoriesofthe1973oilshock,whenpricesquadrupled,and1979-1980,whentheyalsoalmosttripled.Bothpreviousshocksresultedindouble-digitinflationandglobaleconomicdecline.Sowherearetheheadlineswarningofgloomanddoomthistime?(2)TheoilpricewasgivenanotherpushupthisweekwhenIraqsuspendedoilexports.Strengtheningeconomicgrowth,atthesametimeaswintergripsthenorthernhemisphere,couldpushthepricehigherstillintheshortterm.(3)Yettherearegoodreasonstoexpecttheeconomicconsequencesnowtobelessseverethaninthe1970s.Inmostcountriesthecostofcrudeoilnowaccountsforasmallershareofthepriceofpetrolthanitdidinthe1970s.InEurope,taxesaccountforuptofour-fifthsoftheretailprice,soevenquitebigchangesinthepriceofcrudehaveamoremutedeffectonpumppricesthaninthepast.(4)Richeconomiesarealsolessdependentonoilthantheywere,andsolesssensitivetoswingsintheoilprice.Energyconservation,ashifttootherfuelsandadeclineintheimportanceofheavy,energy-intensiveindustrieshavereducedoilconsumption.Software,consultancyandmobiletelephonesusefarlessoilthansteelorcarproduction.ForeachdollarofGDP(inconstantprices)richeconomiesnowusenearly50%lessoilthanin1973.TheOECDestimatesinitslatestEconomicOutlookthat,ifoilpricesaveraged13in1998,thiswouldincreasetheoilimportbillinricheconomiesbyonly0.25-0.5%ofGDP.Thatislessthanone-quarteroftheincomelossin1974or1980.Ontheotherhand,oil-importingemergingeconomies—towhichheavyindustryhasshifted—havebecomemoreenergy-intensive,andsocouldbemoreseriouslysqueezed.(5)Onemorereasonnottolosesleepovertheriseinoilpricesisthat,unliketherisesinthe1970s,ithasnotoccurredagainstthebackgroundofgeneralcommodity-priceinflationandglobalexcessdemand.Asizableportionoftheworldisonlyjustemergingfromeconomicdecline.TheEconomist'scommoditypriceindexisbroadlyunchangingfromayearago.In1973commoditypricesjumpedby70%,andin1979byalmost30%.32.Itcanbeinferredfromthetextthattheretailpriceofpetrolwillgoupdramaticallyif()
【答案】 D 【考点】 推断题。 【分析】 根据题干可以定位到第三段的第三句话“In Europe, taxes account for up to four-fifths of the retail price,so even qui...
以下程序的输出结果是ls1=[1,2,3,4,5]ls2=[3,4,5,6,7,8]cha1=[]foriinls2:ifinotinls1:cha1.append(i)print(cha1)