Some decision-making models are built from the top down.

Some decision-making models are built from the top down.

Some decision-making models are built from the top down. An ideal circumstance is described and a plan is put into place to meet that goal. Other models are built from the bottom up, using known performance and market information and building to a calculated outcome.
Considering this address the following prompts in your discussion:
What are the advantages and disadvantages of each of these systems?
Which system is the best for a business?