Question

18. Thomas has utility function $U(x, y) = x^{1/2}y^{1/2}$ and faces prices $p_x = 1$ and $p_y = 1$ and has income $I = 10$. Suppose the price of x increases to $p_x = 4$. How much does his income need to increase for him to be just as well off as before the price increase? (a) 4 (b) 10 ANSWER (c) 16 (d) 20

          18. Thomas has utility function $U(x, y) = x^{1/2}y^{1/2}$ and faces prices $p_x = 1$ and $p_y = 1$ and
has income $I = 10$. Suppose the price of x increases to $p_x = 4$. How much does his
income need to increase for him to be just as well off as before the price increase?
(a) 4
(b) 10 ANSWER
(c) 16
(d) 20

18. Thomas has utility function U(x, y) = x^1/2y^1/2 and faces prices px = 1 and py = 1 and
has income I = 10. Suppose the price of x increases to px = 4. How much does his
income need to increase for him to be just as well off as before the price increase?
(a) 4
(b) 10 ANSWER
(c) 16
(d) 20

Added by John W.

Principles of Economics

Gregory Mankiw 8th Edition

Instant Answer

Solved by Expert Chasen Shaw

05/31/2023

Step 1

Step 1: To be just as well off, the consumer needs to reach the same utility level as before the price increase. Show more…

Show all steps

Thanks for your feedback!

18. Thomas has utility function $U(x, y) = x^{1/2}y^{1/2}$ and faces prices $p_x = 1$ and $p_y = 1$ and has income $I = 10$. Suppose the price of x increases to $p_x = 4$. How much does his income need to increase for him to be just as well off as before the price increase? (a) 4 (b) 10 ANSWER (c) 16 (d) 20