This is because the unemployment rate give only takes into account people that are unemployed and are looking for work. It does not account for those that are unemployed and have given up.
ex) A woman who looses her job because of technological advances is looking for work and is considered unemployed (taken into account), however a man who has tried looking for work after he was laid off has given up (not counted)
ex) A woman lost her job during the depression and cant seem to get a job with her limited skills. She has given up and is not counted in the unemployment rate
Answer:
The correct answer is D. is probably not very effective due to lags and the uncertainty created by repeated tax policy changes.
Explanation:
Discretionary fiscal policies: are those that governments intentionally apply to influence public revenues or expenses. They have the advantage that they can act directly on the problems but the drawback is that they are usually slow in their application due to the political and institutional procedures required for their implementation. In addition, these policies take time to achieve the objectives and are not always done effectively.