Advertisements
Advertisements
प्रश्न
What do you mean by an ‘inferior good’? Give some examples.
Advertisements
उत्तर
Inferior good: Those goods that share an inverse relationship with their prices and with the income of a consumer are called inferior goods. That is,
If the price of a good (Px) increases, then thedemand for good (Dx) decreases.
If a consumer’s income (M) increases, then the demand for good (Dx) decreases.
Examples: Coarse cereals, bidis etc.
संबंधित प्रश्न
Demand for the commodity having multiple uses has elastic demand.
A consumer spends Rs 100 on a good priced at Rs 4 per unit. When its price falls by 25 percent, the consumer spends Rs 75 on the good. Calculate the price elasticity of demand by the Percentage method.
Price elasticity of demand of a good is (-) 1. Calculate the percentage change in price that will raise the demand from 20 units to 30 units.
Write short notes on the Proportional method of measuring the elasticity of demand.
A consumer buys 10 units of a commodity at a price of Rs. 10 per unit. He incurs an expenditure of Rs 200 on buying 20 units. Calculate price elasticity of demand by the percentage method. Comment upon the shape of demand curve based on this information.
8 units of a good are demanded at a price of Rs 7 per unit. Price elasticity of demand is (−) 1. How many units will be demanded if the price rises to Rs 8 per unit? Use expenditure approach of price elasticity of demand to answer this question.
Give reasons or explain the following statements
Demand for basic necessities is inelastic.
What do you mean by complements? Give examples of two goods which are complements of each other.
Consider the demand for a good. At price Rs 4, the demand for the good is 25 units. Suppose the price of the good increases to Rs 5, and as a result, the demand for the good falls to 20 units. Calculate the price elasticity.
Give reason or explain the following statement.
All desires are not demand.
State whether the following statement is TRUE and FALSE.
Concept of Elasticity of Demand is useful for finance minister.
- Assertion (A): Elasticity of demand explains that one variable is influenced by another variable.
- Reasoning (R): The concept of elasticity of demand indicates the effect of price and changes in other factors on demand.
Identify the correct pair of items from the following Columns I and II:
| Columns I | Columns II |
| (1) Perfectly elastic supply | (a) Es > 1 |
| (2) Perfectly inelastic supply | (b) Es < 1 |
| (3) Unitary elastic supply | (c) Es = 1 |
| (4) Relatively elastic supply | (d) Es = 0 |
Elasticity of the demand is available when:
Identify the correctly matched pair from the items in Column A by matching them to the items in Column B:
| Column A | Column B | ||
| 1 | Relatively Inelastic Demand | (a) | ed > 1 |
| 2 | Relatively Elastic Demand | (b) | ed < 1 |
| 3 | Perfectly Inelastic Demand | (c) | ed = 0 |
| 4 | Perfectly Elastic Demand | (d) | ed = 1 |
Assertion (A): Elasticity of demand explains that one variable is influenced by another variable.
Reasoning (R): The concept of elasticity of demand indicates the effect of price and changes in other factors on demand.
The price of a good decreases from ₹100 to 80 per unit. If the price elasticity of demand for the good is 2 and the original quantity demanded is 30 units, calculate the new quantity demanded.
Who introduced the concept of elasticity of demand?
Which statement about the law of demand and elasticity of demand is true?
