Use the following list of factors that are related to the aggregate demand curve to answer the next question. 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 Which of the above factors best explain the downward slope of aggregate demand curve?

The answer is "1,3 and 8".

Explanation:

The effect of changes in the real value of financial assets on aggregate demand; So, as the cost of goods and services goes up, so too does the real purchasing power of money people have on hand. Such improvements should encourage people to save even more and spend less. Whenever a shift in the price level in one country leads to many other countries buying more of the country's goods, the foreign purchasing effect is in play. Dies lead to an increase in the net exports (and hence the actual GDP), therefore the effects of true and foreign purchases upon economic growth are depicted as a declining curve.