This seems to relate to marginal income tax rates, not corporate taxes.
>and all the "tax the rich" regulations in the end mean "tax those who cannot escape taxation".
They don’t have to. Simply eliminate deductions and credits and exemptions.
There’s nothing at all simple about switching from one to the other. (Grocery stores in particular would be extremely hard-hit and a lot of us rely on them to survive. The wheels would come off quickly if not carefully thought though.)
If the issue is it affecting poorer people adversely, then that should be addressed by making them less poor, e.g. the government giving them money.
Whole Foods could conceivably become the equivalent of a discount grocery by virtue of such integration, after Amazon bought up farms and distribution channels.
Simply? In a global world economy? There is nothing simple about it.