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महाराष्ट्र राज्य शिक्षण मंडळएचएससी वाणिज्य (इंग्रजी माध्यम) इयत्ता १२ वी

Write Short Note On:Factors Determining Elasticity of Demand . - Economics

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प्रश्न

Write short note on:

factors determining elasticity of demand .

उत्तर

Ans. Yes, I agree with this statement.

Meaning: - There are several factors that influence the price elasticity of demand. The factors make the demand for a commodity either elastic or inelastic.

The Factors are as follows: -

  1.      Nature of the commodity: - Demand tends to be relatively elastic for luxuries and comforts such as “Air Conditioners”. And demand is inelastic for necessary items such as Salt.
  2.      Availability of substitutes: -the greater the number of substitutes available for a commodity, the greater would be the elasticity of demand for that commodity. In other words, the demand for a product which has close substitutes is relatively elastic. However, salt has no substitute and therefore, its demand is always inelastic.
  3.      Composite Commodities: -Commodity having several uses tends to be more elastic in demand. For examples; electricity can be used for several uses such as lighting, cooking, heating, etc however, a dingle use commodity has inelastic demand.
  4.      Urgency: -If wants are more urgent, demand becomes relatively inelastic. If wants can be postponed, demand becomes relatively elastic.
  5.      Habits: -Habits make demand for certain goods inelastic, for examples; cigarettes, drugs, liquor.
  6.      Income: - Demand for goods is usually inelastic if the consumer has high income.
  7.      Postponement of Consumption: - The demand is elastic if we could postpone the purchase of goods and services such as in the case of electronic goods. But purchase of essential items like food grains, salt, etc., cannot be postponed, and therefore, the demand for such gods is inelastic.
  8.      Complementary Goods: - When a good is linked with the use of other goods, demand may be inelastic or elastic depending on the demand for complementary goods. For example, the demand for petrol or diesel depends on the use of automobiles, agricultural equipments like water pumps, etc.
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2016-2017 (March)

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संबंधित प्रश्‍न

Income elasticity of demand for inferior goods is negative.


Income elasticity of demand for inferior goods is negative.


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an elasticity of demand : (choose the correct alternative)

(a) remains unchanged

(b) goes on falling

(c) goes on rising

(d) falls initially then rises

 


When the price of a commodity X falls by 10 percent. Its demand rises from 150 units to 180
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A consumer spends Rs 1000 on a good priced at Rs 8 per unit. When price rises by 25 percent, the consumer continues to spend Rs 1000 on the good. Calculate the price elasticity of demand by percentage method.


A consumer spends Rs 60 on a good priced at Rs 5 per unit. When price rises by 20 percent, the consumer continues to spend Rs 60 on the good. Calculate the price elasticity of demand by percentage method.


A consumer spends Rs 100 on a good priced at Rs 4 per unit. When price rises by 50 percent, the consumer continues to spend Rs 100 on the good. Calculate the price elasticity of demand by percentage method


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A consumer spends Rs 400 on a good priced at Rs 8 per unit. When its price rises by 25  percent, the consumer spends Rs 500 on the good. Calculate the price elasticity of demand by the Percentage method.


When the price of a good falls from Rs 10 to Rs 8 per unit, its demand rises from 20 units to 24 units. What can you say about price elasticity of demand of the good through the expenditure approach?


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A consumer buys 27 units of a good at a price of Rs 10 per unit. When the price falls to Rs 9 per unit, the demand rises to 30 units. What can you say about price elasticity of demand of the good through the 'expenditure approach'?


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Define or explain the following concept.

Unitary elastic demand.


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The demand of foodgrains is inelastic. 


Fill in the blanks with appropriate alternatives given in the bracket.

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Fill in the blank with appropriate alternatives given below:

Income elasticity of demand for inferior goods is __________.


Fill in the blank with appropriate alternatives given below:

Perfectly elastic demand curve is ________________.


Fill in the blank with appropriate alternatives given below:

The slope of demand curve is _______________ in case of inelastic demand.


State whether the following statement is TRUE and FALSE.

Unitary Elastic Demand rarely occurs in practice.


State whether the following statement is TRUE and FALSE.

Concept of Elasticity of Demand is useful for finance minister.


Define or explain the following concept:

Cross Elasticity of Demand


Define or explain the following concept:

Unitary Elastic Demand


Define or explain the following concept:

 Income Elasticity of Demand


Give reason or explain the following statement:

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Give reason or explain the following statement:

Demand for commodity having multiple uses has elastic demand.


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Total outlay method of measuring price elasticity of demand.


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(i) Greater than one
(ii) Less than one
(iii) Unity


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Answer the following question.
If the price of a commodity rises by 40% and its quantity demanded falls from150 units to 120 units, calculate the coefficient of price elasticity of demand for the commodity.


State whether the following statement is true or false. Give valid reasons in support of your answer.
The coefficient of price elasticity of demand for the commodity is inversely related to the number of alternative uses of the commodity.


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The expenditure on a good would change in the opposite direction as the price changes only when demand is ______


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When the price of X doubles, its quantity demanded falls by 60 percent. Calculate its price elasticity of demand. What should be the percentage change in price so that its quantity demanded doubles?


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Elasticity resulting from a proportionate change in quantity demanded due to a proportionate change in price.


The concept of elasticity of demand was introduced by


Elasticity of demand is equal to one indicates


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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

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Elasticity of the demand is available when:


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Assertion (A): The elastic demand curve for luxuries is flatter than normal.

Reason (R): The coefficient of Elasticity ranges between 0 and 1.


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. Increase or decrease in demand for a commodity does not cause any change in its price. (a) Effect on supply, in the case of Perfectly Elastic Demand.
2. Increase or decrease in demand causes a change in the price of the commodity. Equilibrium quantity remains constant. (b) Effect on demand, in the case of Perfectly Inelastic Supply.
3. Increase or decrease in demand cause a change in the price of the commodity. Equilibrium quantity remains constant. (c) Effect on demand, in the case of Perfectly Elastic Supply.
4. Increase or decrease in demand for a commodity does not cause any change in its price. (d) Effect on supply, in the case of Perfectly Elastic Demand.

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.


State with reasons whether you agree or disagree with the following statement:

The elasticity of demand gets influenced by the nature of the commodity.


Study the following table and answer the questions:

Price of Pen (₹) Demand for Pen
10 500
`square` 400
30 `square`
`square` 200
50 `square`

Questions:

  1. Complete the above table.
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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.


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Explain the term elasticity of demand.


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When change in price is greater than the change in quantity demand it is a case of elastic demand.


What is meant by elastic demand?


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