Answer: (a) Fiscal and monetary policy tools can target domestic policy outcomes and not be compromised by having to defend a particular exchange rate as was the case under Bretton Woods system.
Answer: (b) The government had to spend first before it could collect taxes.
Answer: (c) $150 billion.
Answer: (d) Households save 10 cents of every extra dollar in disposable income received.
Answer: (a) The government deficit is $10 (spending greater than tax revenue), household saving is $20, Import expenditure is $20, total investment expenditure is $20 and export sales equal $10. The unemployment rate is 10 per cent.