The price elasticity of demand coefficient is,technically,always negative,but for convenience economists ignore the minus sign.

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This statement is true. The price elasticity of demand coefficient is always negative as there is an inverse relationship between price and quantity demanded. However, to simplify calculations and discussions, economists often ignore the minus sign and consider only the absolute value of the coefficient.

The Price Elasticity of Demand Coefficient Is,technically,always Negative,but for Convenience