B) principle of opportunity cost.
C) principle of diminishing returns.
D) reality principle.
Maxine has a fixed income per month to spend on goods and services, so in allocating
her limited income over a set of goods, she should purchase the goods that:
A) have the highest utility regardless of price.
B) have the highest marginal utility.
C) provide the most utility per dollar spent.
D) have equal marginal utilities.
According to the substitution effect of labor supply, when the wage rate goes up:
A) it becomes more costly to consume leisure, so people will work more.
B) it becomes less costly to consume leisure, so people will work more.
C) the opportunity cost of enjoying leisure goes down.
D) firms will hire more workers since people are more willing to work.