简介：ByadoptingtheAECIIndexMethodproposedbytheauthorandusingmethodofpopulationsimulation,thispaperanalyzesquantitativelythetrend,intensityandregulationoftheeconomicpressureofpopulationageinginChina,andcomparesChinawithothercountries.Itdrawsthefollowingconclusions:(1)Chinawillfacegreateconomicpressureduetopopulationageinginthefirsthalfofthiscentury.Accordingtothemediumprojection,thepressurewillincreasemostrapidlyduringtheperiodfromthemiddleof2020stotheendof2030s,andreachitspeakaround2040whentheintensityofthepressuremayquadruplethatin2010.(2)ThegreateconomicpressureofpopulationageingmayremarkablyreduceChina'sdevelopmentmomentum.(3)Toeasethepressure,weshouldrelymainlyoneconomicmeasures,supplementedbypopulationcontrolmeasures.(4)TograduallyliberalizetheprevailingbirthcontrolpolicyonthepremiseofstickingtothestatepolicyoffamilyplanningisarationalapproachtoregulatetheeconomicpressureofpopulationageinginChina.Ontheonehand,thiscaneasethepossibleeconomicpressureofageinginthefuture,andontheotherhand,itcancontrolthepressureofpopulationsizewithinanendurablelimit.

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