If the group members agree to use

4) If the group members agree to use the Minimax social welfare function for their group decision: W = min {u1, u2, us} a) What allocations are optimums based on the Minimax social welfare function? Use the allocations given above. b) Is the optimum based on the Minimax social welfare function Pareto efficient, in general? Show your argument. (You can use the above definitions and example) (3pts) c) Is the optimum based on the Minimax social welfare function weak Pareto efficient, in general? Show your argument. (If yes, show your proof) (3pts)