Scenario 4.4: the Demand Curve for the New Computer Game, Rock and Rock

question 151

Multiple Choice

Scenario 4.4:
The demand curve for the new computer game, Rock and Roll Trivia, is given as follows:
Q = 200 - 5P - .1Pc - .5Pd + .2A - I
where P is the price of the game
Pc is the price of a computer
Pd is the price of a diskette
A is the level of advertising
Q is the level of income
-See the information in Scenario 4.4. Suppose P = 10, Pc = 100, Pd = 2, A = 5, and I = 50. What is the cross-price elasticity of Rock and Roll Trivia programs and diskettes?

• A) -1/90
• B) 0
• C) 1/90
• D) 1
• E) none of the above

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