Dse Micro Doubt

Posted by The Villain on Mar 15, 2014; 1:10pm
URL: http://discussion-forum.276.s1.nabble.com/Dse-Micro-Doubt-tp7585246.html

Two consumers A and B. Two goods x and y. A and B each owns 100 units of y and A owns 12 units of x and B owns 3 units of x. U1= y + 60x -2x2 and U2= y + 30x – x2 . A proposes that he will trade one unit of good x to B in exchange for some units of y. How many units of y, B should give to A, so that they both are better off?
a) Any payment between 16 ≤ t ≤ 22
b) Any payment between 12 ≤ t ≤ 24
c) Both of the above
d) None of the above