| http://www.w3.org/ns/prov#value | - ??One of the clear messages is that it is very hard to do a one-size-fits-all retirement policy,?? Poterba says. ??We need to recognize that, for example, if we were to substantially reduce Social Security benefits for those later in life, that there is a share of the elderly households for whom that would translate very directly into reduced income, because they seem to have accumulated little in
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