1/ Explain how imports and exports affect aggregate demand.

2/ Provide and explain some factors that will shift the long-run aggregate supply curve

3/ What does the paradox of thrift suggest would happen to output, income, and long-run savings if people increased their MPS in preparation for a recession?

4/ Explain why a $100 reduction in taxes does not have the same impact on output and employment as a $100 increase in government spending.

5/ Explain how injections and withdrawals into an economy affect its income and output.