Having worked for many of the firms in the petroleum industry,you know that the price elasticity of demand for a representative firm is about −1.25.Moreover,a recent report from an economist in your office revealed that the price elasticity of demand for the petroleum products sold by your firm is −1.5.Based on this information,you know that the Rothschild index is:

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The Answer of Having worked for many of the firms in the petroleum industry,you know that the price elasticity of demand for a representative firm is about −1.25.Moreover,a recent report from an economist in your office revealed that the price elasticity of demand for the petroleum products sold by your firm is −1.5.Based on this information,you know that the Rothschild index is:

Having Worked for Many of the Firms in the Petroleum