According to Americans for Tax Reform, five other states - Arkansas, Massachusetts, Montana, Oklahoma and Virginia - have introduced a similar voluntary tax. About a dozen American states have publicly debated the concept.
'Tax Me More' accounts would be a useful tool for fiscally conservative Australian politicians (there aren't many of them) looking for a way to justify tax cuts. The importance of politicians being able to identify, through reference to the accounts in public debate, that increased spending usually equals a corresponding increase in the tax burden, should not be underestimated.
Environmentalists, most of whom prefer the government keep more of our money, could donate publicly so everyone can see the extent of their financial commitment to causes like combating climate change. Any environmental taxes could be voluntary.
Few people are as generous with their own money as they are with someone else's money. If, as is likely, the accounts receive negligible contributions, we will know with a greater degree of certainty the disconnect between support of a greater role for government, and the actual willingness to sacrifice hard earned cash. This could provide evidence that the supply of government exceeds the demand..