...The argument that some on the right are making is that business revenue gets swept into the calculation, so that if, say, a pizza shop collects $400,00 a year at the register, they'd be taxed on that amount. That's not the case. After paying all their costs, the business would net a fraction of that amount. Maybe, if things go well, $40k/yr before looking at capital expenditures (replacing old/broken equipment)....