Refer to the figure above. What is the quantity supplied in the market when the market is perfectly competitive?

Commodity speculators persuade people to start economizing in their consumption of a good as soon as the speculators foresee an increased future scarcity by causing

A) futures prices, expected future prices, and current prices to fall. B) futures prices, expected future prices, and current prices to rise. C) futures prices and expected future prices to fall and current prices to rise. D) futures prices to rise, expected future prices to fall, and current prices to rise. E) futures prices and expected future prices to rise and current prices to fall.

It is difficult in a natural monopoly market for the firm to achieve both efficiency and zero economic profit simultaneously, even with regulation

a. True b. False Indicate whether the statement is true or false