Consider an asset economy with two agents A and B. They live for two periods t = 0 and 1. At t = 1, there are two possible states of the world: s1 and s2. They both agree that 1 = 2/3 and 2 = 1/3. Agents' endowed wealth are as follows: w A 0 = w B 0 = 0, wA 1 = 1, wA 2 = 4, wB 1 = 6 and w B 2 = 3