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Explain the significance of 'minus sign' attached to the measure of price elasticity of demand in case of a normal good, as compared to the 'plus sign' attached to the measure of price elasticity of supply. |
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Answer» It is true that measure of price elasticity of demand for a normal good carrier minus sign because there is an inverse relationship between P and Q. Whereas there is a positive relationship between price and quantity supplied. Therefore, price elasticity of supply carries plus sign. |
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