i. ①Brainstorming method [brainstorming]; ②Nominal group technique [Members are not in contact with each other, state their own plans, vote, and form opinions on other plans, and submit them to managers as a reference for decision-making]; ③Delphi technique [provide information to Each expert does not need to meet. The manager collects and synthesizes the opinions of the experts and then gives feedback to the experts. If there is a big difference, a meeting will be held to discuss it. Otherwise, the manager will contact the experts separately and repeat it many times until they are satisfied]

i. "Thin Dog" type: The market and business are both low and should be reduced or abandoned.

ii. "Toddler" type: The business is high and the market is low, so you should invest necessary funds or give up if it doesn't work.

iii. "Golden Bull" type: The market is high and business is low, so less capital should be invested.

iv. "Star" type: The market and business are high, so necessary funds should be invested

i. Same analysis as "Skinny Dog, Toddler, Taurus, Star"

i. Volume cost and profit analysis = capital preservation analysis/breakeven analysis: profit equals zero

i. The method of making big out of small things: Prepare for the worst and choose the most profitable plan from the worst results.

ii. Get the best out of the big: Make the best plans and choose the most profitable plan from the best results

iii. Minimum maximum regret value method: Calculate the regret value of each situation, then find the maximum regret value of each plan, and finally select the plan corresponding to the minimum regret value among the maximum regret values.

i. Maximum expected return criterion: Each situation in the plan is multiplied by the corresponding probability, then added, and finally compared, and the plan corresponding to the largest value is selected.

ii. Maximum expected utility criterion: linear function

iii. Issues that need to be paid attention to when facing low-probability events

iv. Multi-stage decision problems and decision trees: start from the end and analyze step by step