Answer the next question based on the following list of factors that are related to the aggregate demand curve.

1) Real-Balances Effect
2) Household Expectations
3) Interest-Rate Effect
4) Personal Income Tax Rates
5) Profit Expectations
6) National Income Abroad
7) Government Spending
8) Foreign Purchases Effect
9) Exchange Rates
10) Degree of Excess Capacity

A change in net export spending would most likely be caused by changes in _____.

rev: 06_12_2018

a. 2 and 3
b. 5 and 6
c. 7 and 8
d. 6 and 9