A two product firm faces the following demand and cost functions: Q1 = 40 - 2P1 - P2            Q2= 35 - P1 - P2                  C = Q21 + 2 Q22 + 10 (a) Find the output levels that satisfy the first-order condition for maximum profit.  (use fractions.) (b) Check the second-order sufficient condition.  Can you conclude that this problem possesses a unique absolute maximum? (c) What is the maximal profit?

Microeconomic Theory
12th Edition
ISBN:9781337517942
Author:NICHOLSON
Publisher:NICHOLSON
Chapter2: Mathematics For Microeconomics
Section: Chapter Questions
Problem 2.2P
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A two product firm faces the following demand and cost functions:

Q1 = 40 - 2P1 - P2            Q2= 35 - P1 - P                 C = Q21 + 2 Q22 + 10

(a) Find the output levels that satisfy the first-order condition for maximum profit.  (use fractions.)

(b) Check the second-order sufficient condition.  Can you conclude that this problem possesses a unique absolute maximum?

(c) What is the maximal profit?

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