A local real estate investor in Orlando is considering five alternative investments in which profits may be affected by the cost of gasoline. The following profit payoff table shows the possible return that could result from each investment. Determine the best investment using a minimax regret criterion and determine the best investment using an optimistic decision criterion.

Gasoline Prices and Probabilities

	Increase	Stable	Decrease (0.10)
Theater	-30	80	30
Restaurant	50	100	-40
Gift Shop	-80	-10	120
Motel	20	20	20
Amusement Park	30	40	50