Practice - Marginal Utility Answers

Practice - Marginal Utility Answers - y you take the...

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Microeconomics Practice Calculating Marginal Utility 2 - Answers Microeconomics, Fall 2007, Dr. Laury For each of the utility functions below, calculated the marginal utility of x (MU x ) and the marginal utility of y (MU y ). These utility functions may not make sense – I just made them up to give you more practice with this type of marginal utility calculation. Remember for the MU x you take the derivative with respect to x and treat everything else (including y) as a constant. For the MU
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Unformatted text preview: y you take the derivative with respect to y and treat everything else (including x) as a constant. 1. U = x 2 + y 2 MU x = 2x + 0 = 2x MU y = 2y 2. U = 5x 3 2y + 3y 2 MU x = 15x 0 + 0 = 15x 2 MU y = 0 - 2 +6y = 6y-2 3. U = 5xy + 6x 2 + 2y 3 MU x = 5y + 12x + 0 = 5y + 12x MU y = 5x + 6y 2 4. U = 10xy MU x = 10y MU y = 10x 5. U = 15x + 6y + 9x 2 y MU x = 15 + 18xy MU y = 6 +9x 2 6. U = 26x 16y 2 MU x = 26 MU y = 32y 7. U = .5x 2 y MU x = xy MU y = .5x 2...
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This note was uploaded on 02/20/2010 for the course ECON 3910 taught by Professor Laury during the Fall '10 term at Georgia State University, Atlanta.

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