xx is considering two market expansion strategies : franchise or self-owned stores? if he runs self-owned stores, he will make profit of 650M in favorable market, 300M in unfavorable market. if he decides to go with franchise, he will make 500m per month in favorable, 400m in unfavorable. XX is considering there is 60% of having a probability of favorable market. Considering expected value, which one XX should go with?