The total demand (in barrels) for Anheuser- Busch beer per county in the US has been estimated to relate to the average price of Anheuser-Busch beer (Pa), the average price of Coors (Pc), and Miller( Pm) beers, county population ( Pop), and county per capita income (Income) in $/person, as follows: Qa = -65961 - 732

The total demand (in barrels) for Anheuser- Busch beer per county in the US has been estimated to relate to the average price of Anheuser-Busch beer (Pa), the average price of Coors (Pc), and Miller( Pm) beers, county population ( Pop), and county per capita income (Income) in $/person, as follows: Qa = -65961 - 732.6Pa + 345.2Pc + 597.4Pm + 0.45Pop + 1.6Income. Consider a county where the average price for Anheuser-Busch beer (Pa) is $180, the average price for Coors (Pc) is $160, and for Miller( Pm) it is $155 (all prices in dollars per barrel). In this county total population (Pop) is 100,000 and annual per capita income (Income) is $25,000. The annual quantity of Anheuser-Busch beer sold in this county (Qa) is 35,000 barrels. At these prevailing prices and quantities, which is true?

a. The own-price elasticity of demand for Anheuser-Busch beer is -732.6.

b. The cross-elasticity of demand for Anheuser-Busch beer with respect to colors beer is 1.58.

c. Miller beer and Anheuser-Busch beer are complements.

d. None of the above are true.

e. Choices (a), (b), and (c) are all true.