Critique of Equilibrium Calculation Methods
An analyst is given an inverse demand function (P = 100 - 2Q) and an inverse supply function (P = 10 + Q) for a market. The analyst states, 'To find the equilibrium, you cannot simply set the two price equations equal to each other. You must first algebraically rearrange them to express quantity in terms of price, and then set those two new quantity equations equal.' Critically evaluate the analyst's statement. Is their reasoning correct or flawed? Justify your conclusion by explaining the mathematical and economic meaning of setting the two original inverse functions equal to each other.
0
1
Tags
Sociology
Social Science
Empirical Science
Science
Economics
Economy
Introduction to Microeconomics Course
CORE Econ
Ch.8 Supply and demand: Markets with many buyers and sellers - The Economy 2.0 Microeconomics @ CORE Econ
Evaluation in Bloom's Taxonomy
The Economy 2.0 Microeconomics @ CORE Econ
Cognitive Psychology
Psychology
Related
Market Scenario with 80 Identical Bakeries
Linear Inverse Supply and Demand Functions for a Market
Non-Linear Inverse Supply and Demand Functions for a Market
A market for a specific good is characterized by an inverse demand function of P = 150 - 3Q and an inverse supply function of P = 30 + Q, where P is the price per unit and Q is the quantity of units. What are the equilibrium price and quantity in this market?
Calculating Market Equilibrium for a Gadget
An economist needs to determine the market equilibrium point (the specific price and quantity where the market clears) using the inverse demand function (where Price is a function of Quantity) and the inverse supply function (where Price is also a function of Quantity). The necessary steps are listed below. Arrange these steps in the correct logical sequence.
Deriving Market Equilibrium from Firm Costs
In a market where the inverse demand is represented by the function P = 100 - 2Q and the inverse supply is represented by P = 10 + Q, an analyst concludes that the market equilibrium occurs at a quantity of 30 units and a price of $70. Is the analyst's conclusion correct?
For each market described by a pair of inverse supply and demand functions, match it to the correct equilibrium price (P*) and quantity (Q*).
Critique of Equilibrium Calculation Methods
In a competitive market, the price consumers are willing to pay is described by the function P = 200 - 5Q, and the price producers are willing to accept is described by P = 20 + 4Q. The market clears at an equilibrium quantity of ____ units.
Equilibrium in a Market with Non-Linear Dynamics
An analyst is tasked with finding the equilibrium for a market with an inverse demand function of P = 90 - 2Q and an inverse supply function of P = 10 + 2Q. Their work is as follows:
- Step 1: Set inverse demand equal to inverse supply: 90 - 2Q = 10 + 2Q
- Step 2: Isolate the variable Q: 90 - 10 = 2Q - 2Q
- Step 3: Simplify the equation: 80 = 0
- Conclusion: The analyst concludes that since the equation results in a contradiction, no equilibrium exists for this market.
Which statement best identifies the flaw in the analyst's reasoning?
A market for a specific good is characterized by an inverse demand function of P = 150 - 3Q and an inverse supply function of P = 30 + Q, where P is the price per unit and Q is the quantity of units. What are the equilibrium price and quantity in this market?
Calculating Market Equilibrium
To find the market equilibrium, an economist must follow a specific set of steps when given the inverse supply and inverse demand functions, where price (P) is expressed as a function of quantity (Q). Arrange the following steps into the correct logical sequence.
Market Equilibrium Analysis for a Competitive Industry
Critique of an Equilibrium Calculation
Given an inverse demand function P = 120 - 2Q and an inverse supply function P = 30 + Q, a student has correctly calculated the equilibrium quantity as Q = 30. The student then claims that to find the equilibrium price, they can substitute this quantity into either the inverse demand or the inverse supply function and will arrive at the same price. Is this claim correct?
For a given market, price (P) can be expressed as a function of quantity (Q). Match each pair of inverse demand and supply functions with its corresponding market equilibrium point, defined by the equilibrium quantity (Q*) and equilibrium price (P*).
In a market where price (P) is a function of quantity (Q), the inverse demand is given by the equation P = 100 - 2Q. If the market equilibrium is established at a quantity of 20 units and a price of $60, the corresponding linear inverse supply function that passes through the origin (has a price-axis intercept of zero) must be P = ___ Q.
Error Analysis in Equilibrium Calculation
Analyzing Non-Linear Market Equilibrium