Consider a Cournot duopoly with the following inverse demand function: P = 100 - 2Q1 - 2Q2. The firms' marginal costs are identical and are given by MCi(Qi) = 2Qi. Based on this information, firm 1 and 2's reaction functions are: A. r1(Q2) = 24.5 - 0.5Q1 and r2(Q1) = 24.5 - 0.5Q2.   B. r1(Q2) = 24.5 - 0.5Q2 and r2(Q1) = 24.5 - 0.5Q1.   C. Q1 = 49 - 0.5Q2 and Q2 = 49 - 0.5Q1.   D. Q1 = 49 - 0.25Q2 and Q2 = 49 - 0.25Q1.     Please provide me with detail step by step process to get to the answer. coz no matter how many times I tried. my answer doesnt match the one in answer key

ENGR.ECONOMIC ANALYSIS
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Chapter1: Making Economics Decisions
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Consider a Cournot duopoly with the following inverse demand function: P = 100 - 2Q1 - 2Q2. The firms' marginal costs are identical and are given by MCi(Qi) = 2Qi. Based on this information, firm 1 and 2's reaction functions are:

A.

r1(Q2) = 24.5 - 0.5Q1 and r2(Q1) = 24.5 - 0.5Q2.

 

B.

r1(Q2) = 24.5 - 0.5Q2 and r2(Q1) = 24.5 - 0.5Q1.

 

C.

Q1 = 49 - 0.5Q2 and Q2 = 49 - 0.5Q1.

 

D.

Q1 = 49 - 0.25Q2 and Q2 = 49 - 0.25Q1.

 

 

Please provide me with detail step by step process to get to the answer. coz no matter how many times I tried. my answer doesnt match the one in answer key 

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