Economist george stigler once wrote that, according to consumer theory, if consumers do not buy less of a commodity when their incomes rise, they will surely buy less when the price of the commodity rises.

Imposing an interest tax is equivalent to the decrease of the interest rate. 4. George Stigler, 1982 Nobel Laureate in Economics, once wrote that, according to consumer theory,” if consumers do not buy less of a commodity when their incomes rise, they will surely buy less when the price of the commodity rises.”

Explanation:

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answer: in the short-run firms will respond by raising the price of turkey.

explanation: initially the long-run equilibrium is at a price of $5 per pound of turkey and a quantity of 50 million pounds per year. now, when webmd claims that a protein found in turkey will increase your expected lifespan by 4 years. the consumers demand for turkey will increase at every price shifting the demand curve to the right from d1 to d2. while, there will be no change in the supply curve in the short-run as it is not possible for producers to adjust supply so quickly. as a result the new equilibrium will occur at a higher price and a higher quantity of turkey.

thus, in the short run firms will respond by increasing the price of turkey, selling more quantity at a higher price and earning economic profits.