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Economics
Leaving Cert business studies
| Term | Definition |
|---|---|
| Price Elasticity of Demand | The mathematical result we get from applying this formula to a change in price gives us a very accurate account of how demand has been affected. |
| Consumer habits/brand loyalty | A consumer may be become strongly attached to a particular product through habit or loyalty to that brand. |
| Revenue | Revenue in economics usually means sales revenue i.e. the income we receive from sales. |
| Total Revenue | This is the total amount of money received from sales. It is calculated by multiplying price per unit by the number of units sold. |
| Marginal Revenue | This is the change in total revenue resulting from the sale of one extra unit of the commodity. |
| Income Elasticity of Demand. | ‘The Yed measures the percentage change in the demand for one good caused by the change in the consumer’s income’. |
| Cross Elasticity of Demand | The Ced measures the percentage change in the demand for one good caused by the percentage change in the price of other goods. |
| Perfectly Elastic. | Infinite elasticity of supply. None of the commodity will be supplied below a certain price (P1). |