b) In the prisoner's dilemma, there would be a Pareto-improving outcome if only the prisoners could credibly commit to not ratting each other out. Is there a Pareto-improving alternative to any of the options in the table? (Limit yourself to the alternatives in the table.)

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(Manuf., Buyers) (payoffs in millions) 1.Car Manufacturers High Regulation Low Regulation 2.Car Buyers High Regulation -5, 2 0,0 Low Regulation 0,0 10,-9