Describe the three types of lags that reduce the effectiveness of discretionary fiscal policy.
Think about your answer, then reveal below.
Model answer: Recognition lag: the delay before policymakers identify that the economy has deteriorated and needs intervention. Legislative lag: the time for Congress to debate, negotiate, pass, and sign fiscal legislation. Implementation lag: the time for appropriated funds to actually flow into the economy as spending. Together, these lags mean fiscal stimulus may arrive after the downturn has already begun to reverse.
These lags are why automatic stabilizers are often preferred for short-term stabilization — they act without any of these delays. Discretionary fiscal policy works better for large, prolonged downturns (like 2008-09) where there is enough lead time for the lags to matter less, and where the stimulus effect is needed over a sustained period rather than at a precise moment.