Why should investment income be treated any differently than any other kind of income? If I bet on RED instead of IBM my winnings get taxed the same as any other kind of income. What makes betting on IBM so special?
Is it fair that we pay for our road maintenance using the amount of gasoline we purchase? But that's exactly the kind of system many people - like TD - want to see for everything! In this case I agree with TD. Using a fuel tax to pay for road maintenance has a certain symmetry to it that I like.