This requires a person to believe that money which wends its way through a political system, with its attendant cronyism and moral hazard, is better spent than

This requires a person to believe that money which wends its way through a political system, with its attendant cronyism and moral hazard, is better spent than money with a shorter path between its donors and recipients. The caveat is that the overall level of outflows from rich to poor might be (would probably be?) lower without taxation, but it is possible for individuals to be telling the truth when they say they believe that money does more good as charity than as tax revenue.