Competitive Equilibrium
A market achieves competitive equilibrium when two conditions are met: first, the quantity of a good supplied equals the quantity demanded at the prevailing price, and second, all participants (buyers and sellers) are price-takers. In this state, no individual can improve their outcome by attempting to trade at a price different from the market price.
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Economics
CORE Econ
Introduction to Microeconomics Course
The Economy 2.0 Microeconomics @ CORE Econ
Ch.8 Supply and demand: Markets with many buyers and sellers - The Economy 2.0 Microeconomics @ CORE Econ
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Equality of Price, Marginal Cost, and Willingness to Pay at Competitive Equilibrium
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Competitive Equilibrium
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Influence of Future Price Expectations on Asset Markets
Imagine a market for coffee beans is in a state of balance where the amount buyers want to purchase is exactly equal to the amount sellers want to sell at the current price. A sudden, unexpected widespread drought occurs in the world's primary coffee-growing regions, damaging a significant portion of the crop. Assuming no other changes, what is the most likely immediate impact on the price and quantity in the coffee bean market?
Market Adjustment Process
Concert Ticket Market Analysis
Match each market price level relative to equilibrium with its corresponding market state and the resulting pressure on price.
In a market where the current price is higher than the equilibrium price, a seller could increase their individual profit by unilaterally offering to sell their product at a price slightly below the current market price but still above their minimum willingness to accept.
A market for a specific brand of headphones is initially in a stable state where the quantity buyers want is equal to the quantity sellers offer. Suddenly, a popular tech influencer releases a negative review of the headphones, causing many potential buyers to lose interest. Arrange the following events in the logical sequence that describes how the market adjusts to a new point of balance.
The Self-Correcting Nature of Markets
Consider the following market schedule for a hypothetical product. The market-clearing price, where the quantity buyers wish to purchase exactly equals the quantity sellers wish to sell, is $____.
Price Quantity Demanded Quantity Supplied $1 50 10 $2 40 20 $3 30 30 $4 20 40 $5 10 50 In a perfectly competitive market for corn, the price has settled at an equilibrium of $4 per bushel, where the quantity supplied by all farmers exactly equals the quantity demanded by all buyers. Consider a single farmer in this market. Why would this farmer have no incentive to unilaterally raise their price to $4.25 per bushel?
In a large city, the market for one-bedroom apartments is in a state of balance: the number of available apartments matches the number of people seeking to rent them at the current average price. A city official proposes a new law that sets a maximum legal price for these apartments, 20% below the current average. The official claims this will make housing more accessible for everyone who wants an apartment. Based on the principles of market balance, which statement best evaluates the likely result of this price ceiling?
Law of One Price
Edward Chamberlin's Foundational Market Experiments
Exogenous Supply Shock
Equilibrium Price
Supply and Demand Diagram for the Second-Hand Book Market
Price-Taker
Competitive Equilibrium
Analyzing Alleged Collusion in the Chocolate Industry
Increased Number of Firms Undermines Cartels and Lowers Prices
Agricultural Markets Approximating Perfect Competition
Approximating Price-Taking in Retail Markets with Differentiated Goods
Disincentive for Individual Firms to Advertise in Competitive Markets
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Identical Products and Consumer Switching Lead to Price-Taking Behavior
An economist is studying the local market for wheat. They find hundreds of independent farms selling wheat to numerous buyers. The wheat from one farm is indistinguishable from the wheat from any other farm. Prices are publicly quoted and change based on overall supply and demand, with no single farm able to set its own price. However, the economist discovers that a new government program provides exclusive, non-public reports on future weather patterns to a small, select group of the largest farms. How does this new information asymmetry affect the market's alignment with the ideal conditions described in economic theory?
Evaluating the Market for Athletic Shoes
Market Structure of Ride-Sharing Services
Pricing Strategy in a Competitive Agricultural Market
Match each characteristic of a perfectly competitive market with its most direct consequence for the participants within that market.
Consider a market structure where numerous small farms sell a standardized grade of corn, and buyers can easily switch between sellers. In this scenario, a single farm can successfully increase its profits by raising its price by 5% above the prevailing market rate.
In a market with a vast number of producers selling an identical agricultural commodity, such as Grade A wheat, no individual producer can influence the market price by changing their output. Therefore, each producer must accept the prevailing market price for their product. In this situation, each firm is acting as a ____.
A new technology is introduced in an economy, leading to a significant rise in output per worker. However, in the short term, average worker wages remain low while corporate profits increase. According to the economic mechanism that links technological progress to wages, which of the following is the most crucial intermediate step that must occur for these productivity gains to eventually translate into higher wages for the majority of workers?
Analysis of the Generic Drug Market
A market for a standardized agricultural good, such as carrots, initially has thousands of small, independent producers. A technological innovation requiring a massive capital investment leads to market consolidation, leaving only three large firms. Assuming the product remains identical and buyers are still fully informed about prices, which foundational condition of the idealized competitive market model is most directly undermined by this change, and what is the most probable outcome?
A small-scale wheat farmer sells a standard grade of wheat in a large agricultural market with thousands of other farmers. A local, independent coffee shop owner sells a unique, locally-roasted coffee blend in a town with several other cafes. Which of the following statements most accurately evaluates their ability to set prices?
Evaluating a Pricing Strategy
Identifying a Price-Taker
A single farmer operates in a large agricultural market where thousands of other farmers sell an identical grade of corn. The current, stable market price for corn is $4.00 per bushel. If this single farmer unilaterally decides to raise their price to $4.10 per bushel, what is the most likely outcome for their sales?
A seller is classified as a price-taker solely because they offer a product that is identical to what many other sellers are offering. The number and behavior of buyers in the market do not contribute to this classification.
Evaluating a Business Strategy
Market Analysis for a New Venture
Match each market participant with the description that best characterizes their ability to influence the market price.
In a market with a vast number of sellers offering an identical product, an individual seller has no power to influence the established market price. Because they must accept this price to participate in the market, they are known as a(n) ____.
A large automobile manufacturer needs to purchase 100,000 tons of a standard grade of steel for its production line. The global market for this type of steel is vast, with numerous suppliers and buyers, and a well-established, stable market price. Which of the following procurement strategies would be the most logical and effective for the manufacturer?
Competitive Equilibrium
Learn After
Competitive Equilibrium as a Nash Equilibrium
Competitive Equilibrium vs. Differentiated Product Markets
Vernon Smith's Experimental Results Supporting Competitive Equilibrium (Figure 8.6)
Hayek's Critique of Walras's General Equilibrium Model
Analysis of a Local Wheat Market
Consider a large, bustling farmers' market where numerous farmers sell identical Red Delicious apples. The market is currently in a state where the price has stabilized at $3 per kilogram, and at this price, the total quantity of apples farmers are willing to sell is exactly equal to the total quantity customers wish to buy. If a single farmer decides to raise the price of their apples to $3.50 per kilogram, what is the most likely outcome for that farmer?
Evaluating the Predictive Power of the Competitive Equilibrium Model
In a market with numerous buyers and sellers of an identical product, if the total quantity of the product that sellers wish to sell at the current price is exactly equal to the total quantity that buyers wish to purchase, this situation is, by definition, a competitive equilibrium.
Analyzing Market Conditions
Analyze the following descriptions of different market scenarios. Match each scenario with the term that best describes its state.
Consider a market for a standardized good that is initially in a state where the quantity supplied equals the quantity demanded. A sudden external event causes a large, permanent increase in the number of buyers, disrupting this initial state. Arrange the following events in the logical sequence that describes how the market adjusts to find a new stable outcome.
In a market that has reached a state where the quantity supplied equals the quantity demanded, individual buyers and sellers are unable to influence the market price through their own actions. Because they must accept the prevailing price, they are known as ______.
A city has dozens of independent coffee shops, each with its own unique blend of coffee, store ambiance, and customer service. While there are many buyers and sellers, each shop finds it can adjust its prices slightly without losing all its customers. Based on this information, which statement best explains why this market is NOT in a state of competitive equilibrium?
Evaluating Experimental Market Data
Theoretical Requirements for Competitive Equilibrium