摘 要: | 1.INTRODUCTIONThecomprehensiveevaluationofeconomicbenefitisoftenencounteredineconomicresearch.Itisactuallyaproblemofmultiindicesdecisionmaking,also"lay'becalledmultiattribute,multicriteria,ormultiobjectivedecisionmakingproblems.Muchresearchonsuchproblemhasbeencarriedout,butitisstillveryimp4tanttodeveloptilenewmethod.On'tilebasisofvectorprojectinn,thispaperfurtherproposesanewprojectiondecisioll"lakinglllethod,whichwaseverusedsuccessfullyinthecomprehensiveed-aluationofeconomicbellefitandled…
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