18.27 Derive utilities for the dollar outcomes e = S5000, ez = $4000, ez = $3000, es = $2000, and es = $1000 ir ule) = 100, uleg) = -50, and the equivalence probabilities are P2 = 0.9, P = 0.7, and pe = 0.2. 18.28 Determine the 18.27 Derive utilities for the dollar outcomes e = S5000, ez = $4000, ez = $3000, es = $2000, and es = $1000 ir ule) = 100, uleg) = -50, and the equivalence probabilities are P2 = 0.9, P = 0.7, and pe = 0.2. 18.28 Determine the