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Competitive Equilibrium as a Nash Equilibrium
A competitive equilibrium is classified as a Nash equilibrium because it represents a stable strategic outcome. In this state, all participants trade at the established market price. Given that all other actors are trading at this price, no single individual can improve their position by unilaterally deviating—for instance, by offering or demanding a different price. Since each person's strategy of trading at the equilibrium price is their best response to the strategies of others, the conditions for a Nash equilibrium are met.
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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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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
Learn After
Consider a large, perfectly competitive market for wheat where the price has settled at an equilibrium of $5 per bushel. At this price, the quantity supplied by all farmers equals the quantity demanded by all buyers. From the perspective of strategic interaction, why is this situation considered stable, such that no single farmer has an incentive to unilaterally raise their price to $5.05?
Market Dynamics and Strategic Behavior
The Strategic Stability of Market-Clearing Prices
True or False: A competitive equilibrium is considered a Nash equilibrium because all firms in the market have collectively agreed to set the same price to maximize their joint profits.
Strategic Stability in Price-Taking Markets
Match each term to the description that best explains its role in the strategic stability of a competitive market.
Strategic Stability in a Competitive Market
In a large, perfectly competitive market for a standardized good, the price has settled where the quantity supplied equals the quantity demanded. Which of the following statements best analyzes why this market-clearing price point constitutes a stable strategic situation for any individual participant?
In a large, perfectly competitive market for a standardized product, the price has settled at a point where the quantity supplied equals the quantity demanded. From a strategic standpoint, why is this situation considered a stable equilibrium where no single participant has an incentive to unilaterally deviate?
When a market is in a competitive equilibrium, all participants are price-takers, meaning no single individual can benefit by unilaterally attempting to trade at a different price. Because each participant's best strategy is to accept the market price, given that everyone else is also doing so, this state is considered a type of ________ ________.