# DSE 2009 Q. 30

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## DSE 2009 Q. 30

 In the 2009 paper, none of the options are correct for Q. 30 as per the answer key. Can someone please share the correct answer?
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## Re: DSE 2009 Q. 30

 Hi.. :) In the answer key, Correct Answer is Option(d): A is a liar, B is a Normal person, C is a truth teller. :)
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## Re: DSE 2009 Q. 30

 Thanks for replying duck :) I'm sorry I wasn't clear in my original post. I actually meant the 30th question in Part II, which is the 50th question in the paper:
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## Re: DSE 2009 Q. 30

 Administrator Competitive equilibrium (Q 30): Prices (1, 2) A will demand (1, 2) B will demand (3, 0)
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## Re: DSE 2009 Q. 30

 Thanks Amit!
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## Re: DSE 2009 Q. 30

 In reply to this post by Do bats eat cats? @Duck: How does on arrive at the contract curve for question 29? Or rather, how does one prove that OPTION B is the contract curve?
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## Re: DSE 2009 Q. 30

 Hi.. :) Agent 2's utilty can be written as (x+2y)^2 which is a monotonic transformation of (x+2y). And Agent1's utility = (x+y) Now, work out for the contract curve. :)
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## Re: DSE 2009 Q. 30

 Ah brilliant, thanks a bunch Duck :D