The big court case (in the US) that set the precedent of shareholder primacy was Dodge v Ford Motor company back in 1919. The Wikipedia article on it is a pretty good overview.

Capslock as control when held, esc when tapped. Best change I've ever made on a laptop for using vim keybinds

The revenue created by the tariffs was used as justification for legislation like the One Bill Ugly Bill as well. The double dip is that after everything, consumers have both less cash now and the growth of the federal deficit was accelerated even further. That, at the end of the day, is taxpayer money which will have to fill in that gap unless we find a way to magically disappear all our debt.