#1
What is the law of demand in economics?
As price increases, quantity demanded decreases
ExplanationInverse relationship between price and quantity demanded.
#2
Which of the following is not a determinant of supply?
Consumer preferences
ExplanationFactors affecting production and not consumer choices.
#3
What is the law of diminishing marginal utility?
As the quantity consumed increases, the marginal utility decreases
ExplanationDecrease in additional satisfaction with each unit consumed.
#4
What is a perfectly competitive market characterized by?
One buyer and many sellers
ExplanationNumerous sellers, but individual buyers have no influence.
#5
What is the difference between a movement along the demand curve and a shift in the demand curve?
A movement is caused by a change in price, while a shift is caused by a change in non-price factors
ExplanationPrice change vs. external factors impacting demand.
#6
What is the price elasticity of demand formula?
Percentage change in price / Percentage change in quantity demanded
ExplanationMathematical expression for measuring demand elasticity.
#7
What is the difference between explicit costs and implicit costs?
Explicit costs are out-of-pocket costs, while implicit costs are opportunity costs
ExplanationTangible vs. opportunity expenses.
#8
What is the relationship between the price elasticity of demand and total revenue?
They are inversely related
ExplanationAs price elasticity increases, total revenue decreases, and vice versa.
#9
In a monopolistic competition market, what role does product differentiation play?
Product differentiation is crucial for market success
ExplanationUnique product features as a key factor for success.
#10
What is the concept of market equilibrium?
The point where both buyers and sellers are satisfied
ExplanationMutual satisfaction point for buyers and sellers.
#11
What is the difference between a firm's average variable cost and average total cost?
Average variable cost only includes variable costs, while average total cost includes both variable and fixed costs
ExplanationVariable costs vs. total costs.
#12
What is the key difference between perfect competition and monopolistic competition?
Product differentiation
ExplanationHomogeneous vs. differentiated products.
#13
In economics, what is the concept of elasticity of demand?
The responsiveness of quantity demanded to a change in price
ExplanationSensitivity of quantity demanded to price fluctuations.
#14
What is a monopolistic competition market characterized by?
Many sellers with differentiated products
ExplanationSeveral sellers offering diverse products.
#15
What is the difference between a normal good and an inferior good?
Normal goods are luxury items, while inferior goods are basic necessities
ExplanationLuxury vs. essential goods.
#16
What is the concept of equilibrium price in a market?
The price at which quantity demanded equals quantity supplied
ExplanationBalance between quantity demanded and supplied.
#17
What is the concept of deadweight loss in economics?
The loss of total surplus due to market inefficiency
ExplanationReduction in economic welfare due to market inefficiency.
#18
What is the concept of consumer surplus?
The difference between the highest price a consumer is willing to pay and the price they actually pay
ExplanationExcess value gained by consumers.
#19
What is the Nash Equilibrium in game theory?
A situation where each player's strategy is optimal given the strategies of the other players
ExplanationStable strategy given opponents' strategies.
#20
What is the concept of cross-price elasticity of demand?
The responsiveness of quantity demanded for one good to a change in the price of another good
ExplanationSensitivity of one good's demand to another's price change.
#21
What is the concept of a Giffen good?
A good for which demand increases as the price increases
ExplanationException where demand rises with price increase.
#22
What is the concept of a public good in economics?
A good that is non-rivalrous and non-excludable
ExplanationGoods with non-competitive and inclusive consumption.
#23
What is the concept of oligopoly in market structure?
A market with a few large sellers, each with the power to influence prices
ExplanationFew dominant sellers impacting market prices.
#24
In economics, what is the concept of the Laffer curve?
A curve depicting the relationship between tax rates and government revenue
ExplanationTax rate vs. government revenue relationship curve.