原文:AbstractItisgenerallybelievedthatinordertomaximizevalueforshareholders,companiesshouldstrivetowardsmaximizingMVA(andnotnecessarilytheirtotalmarketvalue).ThebestwaytodosoistomaximizetheEVA,whichreflectsanorganization’sabilitytoearnreturnsabovethecostofcapital.Theleverageavailabletocompaniesthatincurfixedcostsanduseborrowedcapitalwithafixedinterestchargehasbeenknownandquantifiedbyfinancialmanagersforsometime.ThepopularizationofEVAandMVAhasopenedupnewpossibilitiesforinvestigatingtheleverageeffectoffixedcosts(operationalleverage)andinterest(financialleverage)inconjunctionwithEVAandMVA,andfordeterminingwhateffectchangesinsaleswouldhavethroughleverage,notonlyonprofits,butalsoonEVAandMVA.CombiningavariablecostingapproachwithleverageanalysisandvalueanalysisopensupnewopportunitiestoinvestigatetheeffectofcertaindecisionsontheMVAandthesharepriceofacompany.Aspreadsheetmodelisusedtoillustratehowfinancialmanagerscanusetheleverageeffectsoffixedcostsandthe(fixed)costofcapitaltomaximizeprofitsandalsotodeterminewhatimpactchangesinanyvariablelikesalesorcostswillhaveonthewealthofshareholders.IntroductionFewwouldarguethatthemostimportantfinancialgoalofabusinessorganizationshouldbetomaximizethewealthofitsshareholders.Foranumberofyearsnow,accountingmeasuressuchasearnings,returnonassetsandreturnonequityhavebeencriticizedandfoundwantingasperformanceindicatorsendingtogreatershareholderwealth.Theconceptofvaluemanagementresultedfromapursuitoftherealdriversofvalue,andtheperformancemeasuresEconomicValueAdded(EVA)andMarketValueAdded(MVA)arenowknownfairlywellandusedwidelybycompaniesallovertheworld.Theobjectiveofthisstudyistolinkthecostmanagementtechniquesofvariablecostingandcost-volume-profitanalysiswiththefinancialmanagementtechniquesofleverageanalysisandvalueanalysisinordertodeterminehowdecisionsorchangesininputswillaffecttheshareholdervalue.Thestudyalsointroducestheleverageeffectofthecostofequityasanewconceptandillustrateshowitreactsinconjunctionwithoperatingleverageandfinancialleveragetodeterminethetotaloverallleverageofthecompany.Thisnewapproachwouldbeusefulfordecision-makingpurposesinassessingtheimpact,notonlyofdifferentdecisionalternatives,butalsoofchangesininternalfactorslikeproductioncostsorexternalfactorslikeinflationandtaxrates.Thefindingsofthisstudycouldbeofvaluetomanagersatalllevelsinabusinessorganization,butespeciallytofinancialmanagers.Existingshareholdersandpotentialinvestorswouldalsobenefitfromthefindingsofthestudy,butthecompanydataneededasinputsforthemodelwouldnotbeavailabletothem.Theobjectiveofthisstudyistolinkthecostmanagementtechniquesofvariablecostingandcost-volume-profitanalysiswiththefinancialmanagementtechniquesofleverageanalysisandvalueanalysisinordertodeterminehowdecisionsorchangesininputswillaffecttheshareholdervalue.Thestudyalsointroducestheleverageeffectofthecostofequityasanewconceptandillustrateshowitreactsinconjunctionwithoperatingleverageandfinancialleveragetodeterminethetotaloverallleverageofthecompany.Thisnewapproachwouldbeusefulfordecision-makingpurposesinassessingtheimpact,notonlyofdifferentdecisionalternatives,butalsoofchangesininternalfactorslikeproductioncostsorexternalfactorslikeinflationandtaxrates.Thefindingsofthisstudycouldbeofvaluetomanagersatalllevelsinabusinessorganization,butespeciallytofinancialmanagers.Existingshareholdersandpotentialinvestorswo...