Which of the following are used as nontariff barriers?

Bianca consumes apples and bananas and is in consumer equilibrium. The marginal utility of the last apple is 10 and the marginal utility of the last banana is 20. If the price of an apple is $0.50, then what is the price of a banana?

A) $0.10 B) $0.25 C) $0.50 D) $1.00

If a stock's dividend is expected to grow at a constant rate of 4 percent in the future and it has just paid a dividend of $6.00 per share,

and you have an alternative investment of equal risk that will earn a 7 percent rate of return, what would you be willing to pay per share for this stock? A) $6.66 B) $54.55 C) $200.00 D) $208.00