Expenditures on human resources comprise about ¬¬¬¬_____ of federal expenditures

Suppose policy makers want to increase Y and keep NX constant. Which of the following policies would most likely achieve this?

A) an increase in government spending B) a real depreciation C) an increase in government spending and a reduction in the real exchange rate D) a reduction in the real exchange rate E) encourage the country's trading partners to implement policies that will cause an increase in foreign income (Y)

Use the idea of interpersonal comparisons of utility to argue for a progressive income tax system where people in higher income brackets are charged higher tax rates on their extra income.

What will be an ideal response?