The Evidence of the Last Several Decades

The evidence of the last several decades

A) confirms the theory that one generation's tax burden affects the next generation's willingness to pay taxes
B) confirms that if present generations care about their children's welfare, the government will never run a budget deficit
C) fails to support Robert Barro's theory of how one generation saves to offset taxes on later generations
D) disproves the notion that parents care about their children's welfare
E) confirms that total saving falls as the economy grows