ECON 2400 Midterm: Exam-ECON2400-2005February
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U n i v e r s i t y t | , z r$ D e p a r t m e n t n a m e & c o u r s e n u m b e r : Do all questions, non-programmable calculators allowed, can take the exam, 3 hours in duration (marks 6) Determine whether the following function is concave, convex, strictly convex. strictly concave or otherwise z = x + y - e-x - e-x+v (marks 8) 100 - e-" - -r , with respect to x ,y and subject to px + qy = mwherc p, q andrn are constants" What is the degree of homogeneity of the solutions for x and y in part a) with respect to p, q and m. (marks 6) Establish whether or not the function has global extreme points. (marks 6)
