The welfare states of northern European nations and Australia rely on tax revenues; Germany and Japan have built up a funding base from social security insurance payments; and Singapore employs a system wherein employers and employees jointly contribute to an individual retirement account.
像北歐、澳洲等福利國家，主要是靠稅收，由政府介入提供；德國、日本以社會保險方式募集財務；新加坡則以公積金方式辦理。