(a) Compare and contrast the Aggregate Expenditure and the Aggregate Demand curves.(Hint: include aspects such as; definition, underlying assumptions, derivation, slope, shift factors).
(b) Compare and contrast the Short Run Aggregate Supply curve and the Keynesian Short Run Aggregate Supply curve. (Hint: include aspects such as; definition, underlying assumptions, derivation, slope, shape and shift factors, where appropriate).
(c) Compare and contrast the Short Run Aggregate Supply curve and the Long Run Aggregate Supply curve.