A multiplant monopolist will maximize profits by setting: O MC1 = MC2 = MR O MR1 = MR2 = MC O P = MR1 = MR2 O P = MC1 = MC2If a monopoly opens a new cost-efficient plant, it will: O Keep both plants open, and set price equal in both plants O Maintain the same output level at the old plant O Keep both plants open and set MC equal in both plants O close the old, cost-inefficient plantIf Firm A has a more elastic demand than Firm B: Q A has a higher price than B O A has a smaller Lerner Index than B O A has a larger Lerner Index than B Q A has a higher prot level than B McDonalds is the only producer of Big Macs in thousands of locations. Therefore, McDonalds is a: 0 natural monopoly O monopoly O multiplant monopoly O competitor with other fast food restaurants A monopoly: 0 Charges any price, but is subject to consumers' willingness to pay 0 Charges a competitive price 0 Charges any price that is desires 0 Charges a price that will not be above any consumer's willingness to pay