Question 1

Which economist is credited with introducing the term 'Microeconomics' in 1933?

Accepted Answer

Ragnar Frisch

Question 2

Which of the following best describes the main focus of microeconomics?

Accepted Answer

The analysis of individual markets and the behavior of consumers and firms

Question 3

According to microeconomic theory, what is the primary objective of a rational consumer?

Accepted Answer

To maximize utility

Question 4

Which of the following equations represents the budget constraint faced by a consumer?

Accepted Answer

$$P_x Q_x + P_y Q_y = I$$

Question 5

If the price of good X increases, ceteris paribus, what is the likely effect on the quantity demanded of good X?

Accepted Answer

It will decrease

Question 6

Which of the following is NOT an assumption of the law of demand?

Accepted Answer

Supply of the good increases

Question 7

Suppose a consumer allocates their income between two goods, X and Y. The marginal utility per rupee spent on X is greater than that on Y. What should the consumer do to maximize utility?

Accepted Answer

Buy more of good X and less of good Y

Question 8

Which of the following best explains the concept of opportunity cost?

Accepted Answer

The value of the next best alternative foregone

Question 9

If a firm is operating where marginal cost ($$MC) $$equals marginal revenue ($$MR$$), what is the implication for profit maximization?

Accepted Answer

The firm is maximizing its profit

Question 10

Which of the following is a characteristic of perfect competition?

Accepted Answer

Products are homogeneous

Question 11

Suppose the demand function for a good is given by $$Q_d = 100 - 2P. If $$the price increases from 20 to 25, what is the change in quantity demanded?

Accepted Answer

$$Q_d$$ decreases by 20 units

Question 12

Which of the following best describes the law of diminishing marginal utility?

Accepted Answer

Marginal utility decreases as more units are consumed

Question 13

If the cross-price elasticity of demand between two goods is positive, what does this indicate?

Accepted Answer

The goods are substitutes

Question 14

Which of the following equations represents the condition for consumer equilibrium in the case of two goods X and Y?

Accepted Answer

$$\frac{MU_x}{P_x} = \frac{MU_y}{P_y}$$

Question 15

A firm faces the following total cost function: $$TC = 100 + 5Q + 2Q^2$. What is the marginal cost (MC$) function?

Accepted Answer

$$MC = 5 + 4Q$$

Question 16

Which of the following is an example of a normative statement in microeconomics?

Accepted Answer

"Government should subsidize education to increase literacy rates."

Question 17

If a market is in equilibrium, which of the following must be true?

Accepted Answer

Quantity demanded equals quantity supplied

Question 18

Which of the following best describes the concept of 'ceteris paribus' in microeconomic analysis?

Accepted Answer

All other variables are held constant except the one being studied

Question 19

Suppose a consumer's indifference curve is downward sloping and convex to the origin. What does this imply about the consumer's preferences?

Accepted Answer

The consumer is willing to substitute one good for another at a diminishing rate

Question 20

Which of the following is NOT a feature of microeconomics?

Accepted Answer

Study of aggregate national income

Introduction to Microeconomics: Definitions, Scope, and Key Contributors

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