First, once a collective choice is made about the desired levels of social insurance, the implied liabilities should be fully funded over time. The alternative is a poor intergenerational burden-sharing choice.
实际上，这意味着两件事。首先，一但作出了与社会保险所需水平相关的集体选择，其暗含的支付责任就应当得到充分的资金支持。与此相对的拙劣选择则是由几代人来分担责任。