Comparison of Total Surplus Before and After the Salt Tax (Figure 8.24)
Figure 8.24 visually compares the total surplus in the salt market before and after a 30% tax. After the tax is imposed, the new total surplus is calculated by summing the consumer surplus, producer surplus, and the government's tax revenue. The figure contrasts this post-tax surplus at the new equilibrium (point B) with the original surplus at the initial equilibrium (point A). The tax results in a lower total surplus and creates a deadweight loss, as a portion of the original consumer and producer surplus is converted into government revenue.
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Introduction to Microeconomics Course
CORE Econ
Ch.8 Supply and demand: Markets with many buyers and sellers - The Economy 2.0 Microeconomics @ CORE Econ
The Economy 2.0 Microeconomics @ CORE Econ
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New Equilibrium in the Salt Market After a Tax (Point B)
Initial Equilibrium in the Salt Market
Government's Per-Unit Tax Revenue in the 30% Salt Tax Example
Comparison of Total Surplus Before and After the Salt Tax (Figure 8.24)
Comparison of Total Surplus Before and After the Salt Tax (Figure 8.24)
Market Intervention Analysis
Consider a competitive market for a specific good, initially operating at an equilibrium where the quantity traded maximizes the sum of consumer and producer surplus. A government then imposes a binding price ceiling, setting the maximum legal price below the original equilibrium price. How does this intervention affect the total surplus in the market?
Analysis of Deadweight Loss from a Tax
Explaining the Source of Deadweight Loss
A per-unit tax is imposed on a good for which consumer demand is perfectly inelastic. This tax will create a deadweight loss because it raises the price for consumers.
Match each market intervention with its resulting market outcome, assuming the intervention is binding and the market was initially in a competitive equilibrium.
The following graph illustrates a competitive market where a per-unit tax has been imposed. The original equilibrium was at point E. After the tax, the quantity traded falls to Qt, the price consumers pay rises to Pc, and the price producers receive falls to Pp. Based on the labeled points on the graph, which area represents the total deadweight loss created by the tax?
Calculating Deadweight Loss from a Tax
In a market for a specific product, the equilibrium price is $50 and the equilibrium quantity is 1,000 units. The government imposes a binding price floor of $60. At this new price, consumers are only willing to buy 800 units. The loss in total economic surplus resulting from the 200 units that are no longer bought or sold is known as __________.
A government plans to impose a per-unit tax of the same size on one of two separate markets: the market for insulin (a life-saving medication for diabetics) or the market for luxury sports cars. Assuming all other market characteristics are similar, in which market would the tax create a larger deadweight loss?
Pricing Above Marginal Cost as a Source of Pareto Inefficiency
Deadweight Loss from Private Provision of Excludable Min's Music (Figure 10.8)
In a market for bicycles, a per-unit tax has been implemented. An economic analysis of the market after the tax reveals the following outcomes:
- Consumer Surplus = $4,500
- Producer Surplus = $2,500
- Government Tax Revenue = $2,000
- Deadweight Loss = $1,000
Based on this information, what is the total surplus in this market?
An economic analyst states that to measure the total gains from trade in a market with a per-unit tax, one must sum the consumer surplus and the producer surplus. Why is this approach to calculating total surplus incomplete?
In a market where a per-unit tax is imposed, the total surplus is calculated by adding consumer surplus and producer surplus, and then subtracting the deadweight loss.
Calculating Total Surplus with a Tax
Evaluating the Social Gain from an Environmental Tax
Consider a standard supply and demand graph for a market where a per-unit tax has been imposed. The tax results in a new, lower quantity exchanged. The area representing consumer surplus is labeled 'A'. The area representing producer surplus is labeled 'F'. The rectangular area representing government tax revenue is composed of two parts, labeled 'B' and 'D'. The two triangular areas representing the loss of surplus due to the tax are labeled 'C' and 'E'. Which expression correctly calculates the total surplus in this market with the tax?
Evaluating the Societal Impact of Taxation
Deconstructing Total Surplus with a Tax
When a tax is imposed on a market, the economic welfare is distributed among different parties and the overall market outcome changes. Match each economic concept below to its correct definition in the context of a taxed market.
A government imposes a per-unit tax on a product. However, due to severe administrative inefficiency, all the tax revenue collected is wasted and provides no benefit to society. In this specific situation, what is the correct way to calculate the total surplus generated by the market?
Consider a market where, before any tax, the equilibrium price is $10 and the equilibrium quantity is 100 units. The demand curve for this market intersects the price axis at $20, and the supply curve originates from the price axis at $0. A per-unit tax is then imposed, causing the quantity traded in the market to fall to 80 units. With the tax, consumers pay a price of $12 per unit, while producers receive a price of $8 per unit. What is the total surplus in this market after the tax is implemented?
Before a tax was imposed, the total surplus in a market was $1,500. After the tax, the consumer surplus is $600, the producer surplus is $400, and the deadweight loss is $200. Based on this information, the revenue collected by the government must be $____.
When a tax is imposed on a market, the total surplus is correctly measured by the sum of consumer surplus and producer surplus alone, because the tax revenue simply represents a transfer of funds from buyers and sellers to the government.
Calculating Total Surplus in a Taxed Market
In a market where a per-unit tax has been imposed, the total surplus is calculated by summing three distinct components. Match each component with its correct description.
In a market for widgets, a per-unit tax has been implemented. After the tax, the total surplus is calculated to be $9,500. The consumer surplus is $4,000, and the producer surplus is $3,500. The government's tax revenue must therefore be $____.
Justifying the Components of Total Surplus
Evaluating the Societal Impact of a Tax
A government imposes a $1 per-unit tax on the sale of widgets. After the tax is implemented, 100 widgets are sold. The resulting consumer surplus is $200, and the producer surplus is $150. A market analyst makes the following claim: 'The total gain to society from this market is now only $350, representing the sum of the surpluses for the buyers and sellers.' Based on the standard definition of total surplus in a taxed market, which of the following statements provides the most accurate analysis of the analyst's claim?
In the market for bicycles, a tax is imposed. After the tax, the annual consumer surplus is $200,000, the annual producer surplus is $150,000, and the government collects $100,000 in tax revenue. An economist correctly calculates that the total surplus in this market is $450,000. What is the most accurate interpretation of this $450,000 figure?
Comparison of Total Surplus Before and After the Salt Tax (Figure 8.24)
Learn After
Analyzing the Impact of a 30% Salt Tax Using Supply and Demand (Figure 8.24)
Marginal Profit of Labor
When a government imposes a per-unit tax on a good sold in a competitive market, what is the most accurate analysis of the effect on the total economic surplus (the sum of consumer surplus, producer surplus, and government revenue)?
Analyzing the Economic Impact of a Per-Unit Tax
When a per-unit tax is imposed on a good in a competitive market, the government's tax revenue is equal to the total loss in consumer and producer surplus, resulting in no change to the overall total surplus.
When a per-unit tax is imposed on a good, the total economic surplus in the market is redistributed and reduced. Match each component of this economic change with its correct description.
Explaining the Welfare Loss from Taxation
Reconciling Gains and Losses from a Tax
When a government imposes a tax on a good, it creates a 'deadweight loss,' which represents a reduction in the total surplus of the market. What is the fundamental economic reason for this loss?
Calculating the Welfare Effects of a Per-Unit Tax
Evaluating the Economic Trade-offs of a Sales Tax
When a per-unit tax is imposed on a good in a competitive market, the government's tax revenue is equal to the total loss in consumer and producer surplus, resulting in no change to the overall total surplus.
Analyzing the Economic Impact of a Per-Unit Tax