According to Economist Robert Barro

According to economist Robert Barro,

A) parents who are concerned about their offspring will save more in order to offset higher future taxes on those offspring
B) parents save less than they otherwise would because they are convinced that the Social Security program will support their offspring
C) parents save less than they otherwise would because they are convinced that taxes will be lowered in the future
D) the unfunded liabilities of the Social Security system should be included in the national debt
E) declining investment in public infrastructure serves as a drag on productivity growth