1. What is the price elasticity in following example ?

2. Who propounded the percentage or proportionate method of measuring elasticity of demand ?

3. Which of the following factor affects elasticity of demand ?

4. How many types elasticity of uemand has?

5. Elasticity of demand for necessities is :

6. Price elasticity of demand means :

7. The elasticity of demand at the mid-point of a straight line demand curve:

8. If the demand for a good changes by 60% due to 40% change in price, the elasticity of demand is :

9. For luxury goods the demand is:

10. Any statement about demand for a good is considered complete only when the following is/are mentioned in: