Because the retired population will be large and the working population small, the number of taxpayers will fall, and the government will be harder pressed to care for the elderly.
由於退休人口多，勞動人口少、稅收少，國家資源對老年人的照顧會更形拮据。「壽命延長是人類的成就，但也變成人類的最大負擔，這是未來人口結構的命定論。」