The Diagram Below Shows Desired Aggregate Expenditure for a Hypothetical

question 98

Multiple Choice

The diagram below shows desired aggregate expenditure for a hypothetical economy.Assume the following features of this economy: • marginal propensity to consume (mpc) = 0.75
• net tax rate (t) = 0.20
• no foreign trade
• fixed price level
• all expenditure and income figures are in billions of dollars. FIGURE 22-2
Refer to Figure 22-2.What is the equilibrium national income in this economy?

• A)$187.50
• B)$294
• C)$333.34
• D)$625
• E)$1666.67

Recognize the conditions necessary for long-run equilibrium under perfect competition and the implications for firm entry and exit.

Identify and explain the differences among constant-cost, increasing-cost, and decreasing-cost industries and their impact on market equilibrium.

Understand the effects of taxes and regulations on firm’s production decisions and economic outcomes in the long term.

Assess how producer surplus, economic rents, and economic profits differ and contribute to a firm's financial health.

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Definitions:

Variable Costs

Variable costs are expenses that change in proportion to the level of production or business activity.

Average Fixed Costs

The total fixed costs of production divided by the number of units produced, representing the fixed cost per unit of output.

Total Costs

encompass all expenses incurred in the production of goods or services, including both fixed and variable costs.

Output Expands

When the production of goods or services increases in response to market demand or other factors.