Indicate whether each of the following is primarily a microeconomic issue or a macroeconomic issue:
a. the effect of higher cigarette taxes on the quantity of cigarettes sold.
b. the effect of higher income taxes on the total amount of consumer spending.
c. the reasons for the economies of east asian countries growing faster than the economies of sub saharan african countries.
d. the reasons for low rates of profit in the airline industry.

Answer the questions about keynesian theory, market economics, and government policy. keynes believed that there were "sticky" wages and that recessions are caused by increases in prices. decreases in supply. decreases in aggregate demand (ad). increases in unemployment. keynes believed the government should increase ad through increased government spending, but not tax cuts. control wages to increase employment because of sticky wages. increase employment through tax cuts only. increase as through tax cuts. increase ad through either increased government spending or tax cuts. intervene when individual markets fail by controlling prices and production.