Ejercicio Test 2 - e · Microeconomía I UPF 2019

e. Elena's preferences are given by $U(x_1, x_2) = x_1^{1/3} x_2^{2/3}$ for $x_1, x_2 > 0$. Which of the following functions does not represent Elena's preferences?

Solución: (e) $U(x_1, x_2) = \frac{1}{3}x_1 + \frac{2}{3}x_2$