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11.5. Determinants of Elasticity
Unit 11 - Elasticity
11.5. Determinants of ElasticityMany factors influence elasticity, some of which include:
- Necessities versus Luxuries - It is harder to find substitutes for necessities so quantity demanded will change less.
- Availability of Close Substitutes - If there are close substitutes, buyers will move away from more expensive items and demand will be elastic.
- Definition of the Market - The more broadly we define an item, the more possible substitutes and the more elastic the demand.
- Time Horizon - The longer the time available, the easier to find substitutes and the more elastic the demand.
- Relative Size of Purchase - Purchases which are a very small portion of total expenditure tend to be more inelastic, because consumers are not worried about the extra expenditure.
Last modified: Monday, 4 June 2012, 9:38 AM