简介:Weconsideramanpowerplanningproblemwithsingleemployeetypeoveralongplanninghorizonandanalyzetheoptimalrecruitmentanddismissalpolices.Dynamicdemandsformanpowermustbefulfilledbyallocatingenoughnumberofemployees.Costsforeveryemployeeincludesalary,recruitmentanddismissalcosts,inparticular,setupcostswhenrecruitment/dismissalactivitiesoccur.Weformulatetheproblemasamulti-perioddecisionmodel.Thenweanalyzepropertiesoftheproblemandgiveanimproveddynamicprogrammingalgorithmtominimizethetotalcostovertheentireplanninghorizon.Wereportcomputationalresultstoillustratetheeffectivenessoftheapproach.