Marginal utility theory predicts that when the price of one good rises, the demand for another good is a substitute increases. This change occurs because of
选项:
A:an increase in the marginal utility per dollar from the substitute good.
B:an increase in the marginal utility of the substitute good.
C:a decrease in the marginal utility per dollar from the good whose price has risen.
D:a decrease in the marginal utility of the good whose price has risen.
发布时间:2024-04-24 23:29:04