[davidw]

It's also a deterrent to people trying to evade taxes.

It's not fair to raise taxes on other people who are honest and pay because it's a pain to collect from some people.

I realize that's simplifying things some, and not all people who don't pay do so because they're sneaky or dishonest or whatever, but I think the broader point stands.

[SamReidHughes]

So how do you know we're not at the point of diminishing returns?