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Factors Influencing Economic Supply and Demand Quiz

#1

Which of the following is NOT a determinant of demand?

Cost of production
Explanation

Factors influencing consumer preferences and purchasing decisions do not include production costs.

#2

Which of the following is a determinant of supply?

Price of inputs
Explanation

The cost of inputs directly affects the quantity of goods a producer is willing to supply.

#3

What is the law of demand?

As price increases, quantity demanded decreases
Explanation

Consumers generally buy less of a good as its price rises.

#4

Which of the following is NOT a determinant of supply?

Consumer preferences
Explanation

Supply is influenced by production-related factors, not consumer choices.

#5

What is the law of supply?

As price increases, quantity supplied increases
Explanation

Producers are more willing to supply goods at higher prices, leading to an upward-sloping supply curve.

#6

What happens to equilibrium price and quantity when both demand and supply increase?

Price and quantity both increase
Explanation

Simultaneous increases in demand and supply lead to higher prices and quantities in equilibrium.

#7

What is the concept that describes the situation when quantity demanded equals quantity supplied?

Market equilibrium
Explanation

Market equilibrium is achieved when the quantity demanded by consumers matches the quantity supplied by producers.

#8

What is the income effect in relation to changes in price?

A change in purchasing power due to a change in price
Explanation

Changes in price can impact consumers' real purchasing power, influencing their buying decisions.

#9

What is the price elasticity of demand if a 10% increase in price leads to a 5% decrease in quantity demanded?

1.0
Explanation

An elasticity of 1.0 indicates a proportionate response, where a 10% price increase results in a 5% decrease in quantity demanded.

#10

Which of the following is a determinant of demand?

Price expectations
Explanation

Consumers' expectations about future prices can influence their current buying decisions.

#11

How does a decrease in the price of a substitute affect the demand for a good?

Increase in demand
Explanation

A lower price for a substitute encourages consumers to switch, increasing demand for the original good.

#12

What does a perfectly elastic demand curve look like?

Horizontal line
Explanation

A perfectly elastic demand curve shows that consumers are willing to buy any quantity at a given price.

#13

In which market structure do firms have the most control over price?

Monopoly
Explanation

In a monopoly, a single firm dominates the market, allowing it significant control over pricing.

#14

What is the relationship between marginal cost and marginal revenue at profit maximization?

Marginal cost equals marginal revenue
Explanation

Profit maximization occurs when the additional revenue from selling one more unit equals the additional cost of producing that unit.

#15

What happens to equilibrium price and quantity when demand decreases and supply increases?

Price decreases, quantity decreases
Explanation

A decrease in demand and an increase in supply lead to lower prices and quantities in equilibrium.

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