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REVIEWINGQUESTIONSUnit9thetheoryofdistributionofincomeEXERCISE第二节课复习题第三节课复习题第四节课复习题Exercise第五节课复习题ExerciseWorkbookP95-32,35Textbook:1onp262012345678Unit10inequality,povertyandpolicestoredistributeincomes1.TheLorenzcurve:A)showsthedifferencebetweenthesupplyanddemandcurvesatallprices.B)showsthelevelsofincomeandwealthinequalityinaneconomy.C)showsthelevelofimportsandexportsinaneconomy.D)noneoftheabove.2.Incomeinequalityishighestinwhichofthefollowingcountries:A)SwedenB)GreatBritainC)UnitedStatesD)Brazil3.TheGinicoefficientis:A)ameasureoftheareabetweentheLorenzcurveandthe45degreelinedividedbythewholeareabelow45degreelineB)equalto1undercompleteinequality.C)equalto0undercompleteequality.D)alloftheabove4.Whatis(are)themajorsource(s)ofinequalityofincome?A)abilitiesandskillsB)intensitiesofworkC)occupationsD)alloftheabove.10.2Taxes,benefitsandtheredistributionofincomeIfyoursalaryisbelow2000inChina,shouldyoupayanypersonalincometax?Why?Besidespersonalincometax,whatelsedopeoplehavetopayfromtheirsalaryastaxes?Ifyouwinalottery,whatkindoftaxshouldyoupay?Ifyouwinamilliondollarsfromsellingabighouse,whattaxshouldyoupay?Shouldcompaniespaytax?Calculatemarginaltaxrateandtellwhatkindoftaxeachofthefollowingbelongsto,progressive,proportionalorregressive?Income$10,000,tax1000;income20,000,tax2000,whatkindoftaxisthis?Income$10,000,tax$5000;income$20,000,tax$9000Income$10,000,tax$400;income$20,000,tax$400Assignment1.Weassumethataspecificpurchasetaxonpetrolisintroducedinordertoreducepollutionfromcars'exhaustion.Itisknownthattheown-priceelasticityofpetrolislow.Basedonthisknowledgeitisyourtasktoassessthefollowingquestionsbyuseofrelevantmodels,illustrationsandexplanationsExplainwhetherthetaxeffectivelywillreducepollutionfromcars?Explainifthepolluterwillpaythetax?Unit11BillandBenbothlikeapplesandcurrentlyhave8appleseachintheirrespectivefruitbowls.ThisshownbelowfigureaspointX.WhichpointswouldrepresentaParetoimprovementcomparedwithpointX?IspointXaParetoimprovemento
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