Consider Two Resource Markets in Which the Demand Curves Slope

question 83

Multiple Choice

Consider two resource markets in which the demand curves slope downward.In market A, the supply curve is horizontal, equilibrium price is $6, and 100 units of the resource are hired.In market B, the supply curve is vertical, equilibrium price is $20, and 30 units of the resource are hired.Which of the following is true?

• A)All of the resource earnings in market A are economic rent.
• B)All of the resource earnings in both markets are economic rent.
• C)All of the resource earnings in market B are economic rent.
• D)None of the resource earnings in either market is an opportunity cost.
• E)None of the resource earnings in either market is economic rent.

---

Definitions:

Variable Costs

Costs that vary in direct proportion to the level of production or sales volume, like raw materials and direct labor.

Fixed Costs

Costs that do not vary with the level of production or sales over a specified period, such as rent or salaries.

Operating Income

The profit realized from a business's operations after subtracting operating expenses from gross profits.

Contribution Margin

The residual amount from sales income post the subtraction of variable costs, signifying its role in offsetting fixed expenses and creating profit.