George wishes to determine which of four investment strategies to use, given the payoff table here showing his annual returns (in thousands of shillings). The final outcome depends on what the government does in its upcoming tax bill.

Strategy	Taxes
	Go Up	Go Down	No Change
1	-25	50	30
2	-22	40	30
3	40	35	50
4	37	40	50

• Which investment strategy should James use if he is pessimistic regarding the future?                                                                                               
• Which investment strategy should James use if he is optimistic regarding the future?                                                                                      
• Which investment strategy should James use if he uses the Minimax Regret criterion?