When the marginal cost curve lies below the average cost curve, ________

Investments made "today" in machines, equipment and buildings do not have an immediate effect on total capital stock

Indicate whether the statement is true or false

Suppose there is a simultaneous increase in demand and increase in supply. Given this information, we know with certainty that

A) both the equilibrium price and the equilibrium quantity will increase. B) the equilibrium price will increase, and the equilibrium quantity will increase. C) the equilibrium quantity will increase. D) the equilibrium price will increase.