If there is always a three-for-one tradeoff between goods X and Y, then the PPF between X and Y is

With a temporary income tax surcharge, according to the ________, household consumption should ________

A) PIH; fall as disposable income falls B) PIH; rise since the decrease is disposable income is temporary C) LCH; fall since disposable income over the lifecycle falls D) None of the above is correct since a temporary change affects neither permanent income or relative lifecycle earnings.

Prior to 1914, did antitrust legislation have much effect on monopoly power in the United States?