Ans. 7. a) (10,10)
3. If the utility is given by U(X,Y)= X +4Y and px = 1, the indirect utility is given by PY I (a) 4py I (b) py 41 (c) рү 21 (d) py
Given a utility function U(x,y) = xy. The price of x is Px, while the price of y is Py. The income is I. Suppose at period 0, Px = Py = $1 and income = $8. At period 1, price of x (Px) is changed to $4. Compute the price effect, substitution effect, and income effect for good x from the price change.
Given a utility function U=(x+2)(y+1) and Px = 4, Py = 6, and budget B = 130: a) Write the Lagrangian function; b) Find the optimal levels of purchases x* and y*; c) Is the second-order sufficient condition for maximum satisfied?
7. A consumer has the following utility function for goods X and Y: U(X,Y) 5XY3 +10 The consumer faces prices of goods X and Y given by px and py and has an income given by I. (5 marks) Solve for the Demand Equations, X (px,py,I) and Y*(px,py,I) a. b. (5 marks) Calculate the income, own-price and cross-price elasticities of demand for X and Y
1.2 (10 mks each). In parts a) and b) below, assume px = $1, py = $5, I = income = $21. Solve the U-max problem for each of the following two utility functions: (a) U = xy?, x, y = 0; (b) U=x1/3y2/3, x, y 2 0; (c) now, let px = p, Py = $5, 1 = $21, find the u-max solution for U = xy?, x, y = 0; (d) let px = 1, Py = p,...
(a) 1.2 (10 mks each). In parts a) and b) below, assume px = $1, Py = $5, I = income = $21. Solve the U-max problem for each of the following two utility functions: U= xy?, x, y 2 0; (b) U = x1/3y2/3, x, y = 0; now, let px = P, Py = $5, I = $21, find the u-max solution for U = xy?, x, y 2 0; let px = 1, Py =p, I =...
QUESTION 10 Units of X MU MUx/Px $2 Units of Y MUy MUy/Py $4 20 1 48 18 2 40 3 16 36 14 4 32 12 24 6 1 6 12 If the prices of X and Y are $2 and $4 per unit, respectively, and this consumer has $10 in income to spend, to maximize total utility, this consumer should buy O 2 units of X and 2 units of Y 01 unit of X and 1 unit...
Given two utility functions U(x, y) = x2/3 y4/5 and U(x, y) = x2 + y, with Px = 2, Py = 1, budget is 10 unit, show the consumer choice respectively.
1. (5 pts.) If U X13y23, M 120, Px-2, and Py-10, find the utility-maximizing combination of X and Y using the Lagrangian multiplier. Also find the MRS and the ratio of the prices at the utility-maximizing combination. Show your work on a separate page. a. Units of X b. Units of Y c. MRS d. Px/Py
Question 7
In Problems 5 - 7, you are given the utility function u(x, y), income I and two sets of prices: initial prices px,py and final prices p,%-For each problem, you are to find: (a) the optimal choice at the initial prices (b) the optimal choice at the final prices (c) the change- optimal choice at final prices - optimal choice at initial prices (d) the income effect and the substitution effect 5) u(x, y)-min(x, 3y), 1-14, p.-1, p,-2....