17) 2 Firms, AT&T and Verizon, consider to simultaneously invest $10 billion in a new communication technology for cell phones. If neither firm invests the game ends. If only one firm invests, it must choose its price: . if it charges a high price, it gets 60 million customers, and each customer pays $400. . if it charges a low price, it gets 80 million customers, and each customer pays $200. If both firms invest, the return is as follows: . if both firms charge a high price, each firms gets 30 million customers, and each customer pays $400. . if both firms charge a low price, each firm gets 40 million customers, and each customer pays $200. . if one firm chargers a higher and the other firm a low price, the high pricing firm gets 0 customers, and the low pricing firm gets 80 million customers. Each customer pays $200. a) Illustrate the payoff matrix for the entire game