Evaluate and then suggest the most important problem with top down models of policy implementation by citing at least two problems associated with this model.

Evaluate and then suggest the most important problem with top down models of policy implementation by citing at least two problems associated with this model.
· – Evaluate and then discuss whether bottom up approaches address these problems.
· – Analyze the bottom-up shortcomings.
· -On balance, evaluate which model you think would best aid someone who is attempting to design a policy and support your reasons. 400 words, provide citations.