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1. Consider the utility maximization problem maxx+a Iny s.l. px + 4y = m, where 0...
9. Consider the utility maximization problem max x + y s.t. px + y =m, where...
9. Consider the utility maximization problem max x + y s.t. px + y =m, where the constants p, 9, and m are positive, and the constant a € (0,1). (a) Find the demand functions, x* (p, m) and y* (p, m). (b) Find the partial derivatives of the demand functions w.r.t. p and m, and check their signs. (c) How does the optimal expenditure on the x good vary with p?8 (d) Put a = 1/2. What are the...
1. Consider the utility maximization problem max ?^? + ? s.t. ?? + ? = ? (i.e., the price of good ? is 1), where the co...
1. Consider the utility maximization problem max ?^? + ? s.t. ?? + ? = ? (i.e., the price of good ? is 1), where the constants ?, ?, and ? are positive, and the constant ? ∈ (0,1). A. Find the (Marshallian) demand functions, ?∗(?,?) and ?∗(?,?). B. Find the partial derivatives of the demand functions w.r.t. ? and ?, and check their signs. C. Set ? = 1/2. What are the demand functions in this case? What is...
M 4. Consider the utility maximization problem max U(x,y) = x +y s.t. x + 4y...
M 4. Consider the utility maximization problem max U(x,y) = x +y s.t. x + 4y = 100. (a) Using the Lagrange method, find the quantities demanded of the two goods. (b) Suppose income increases from 100 to 101. What is the exact increase in the optimal value of U(x, y)? Compare with the value found in (a) for the Lagrange multiplier. (C) Suppose we change the budget constraint to px + y = m, but keep the same utility...
Exercise 1 Consider utility maximization problem: Kuhn Tucker Theorem max U (x1, x2) = x1+x2 21,22...
Exercise 1 Consider utility maximization problem: Kuhn Tucker Theorem max U (x1, x2) = x1+x2 21,22 subject to Tị 2 0, r2 > 0, p1x1+p2r2 < I, where p1, p2 and I are positive constants. Exercise 1 Consider utility maximization problem: Kuhn Tucker Theorem max U (x1, x2) = x1+x2 21,22 subject to Tị 2 0, r2 > 0, p1x1+p2r2 < I, where p1, p2 and I are positive constants.
Suppose you have following utility function :U(x,y)=(x + yaja where x >0, y>0 and a 70, a <1 The price of comm...
Suppose you have following utility function :U(x,y)=(x + yaja where x >0, y>0 and a 70, a <1 The price of commodity x is P >0 and the price of good y is P, > 0. Let us denote income by M, with M>0 a) Compute the marginal utilities of X and Y. b) Write down the utility maximization problem and corresponding Lagrangian function. c) Solve for optimal bundle, X* and y* as a function of Px, Py, and M.
L I L I JUNULUI! SM 4. Consider the utility maximization problem max U(x,y) = (x...
L I L I JUNULUI! SM 4. Consider the utility maximization problem max U(x,y) = (x + y s.t. x+4y= 100. (a) Using the Lagrange method, find the quantities demanded of the two goods. (1) Suppose income increases from 100 to 101. What is the exact increase in the optimal value of U(x,y)? Compare with the value found in (a) for the Lagrange multiplier (c) Suppose we change the budget constraint to px + 4y=m, but keep the same utility...
1. Suppose a consumer has the utility function over goods x and y u(x,y) = 3x{y}...
1. Suppose a consumer has the utility function over goods x and y u(x,y) = 3x{y} (a) Setup the utility maximization problem for this consumer using the general budget con- straint. (2 points) (b) Will the constraint be active/binding? Is the sufficient condition for interior solution satisfied? Prove your answers. (4 points) (c) Solve the utility maximization problem for the Marshallian demand equations x* (Px. Py,m) and y* (Px.p.m). Show all of your work and circle your final answers. (7...
1. Suppose a consumer has the utility function over goods x and y u(x, y) =...
1. Suppose a consumer has the utility function over goods x and y u(x, y) = 3x}}} (a) Setup the utility maximization problem for this consumer using the general budget con- straint. (2 points) (b) Will the constraint be active/binding? Is the sufficient condition for interior solution satisfied? Prove your answers. (4 points) (c) Solve the utility maximization problem for the Marshallian demand equations x (Px, py,m) and y* (Px, Py,m). Show all of your work and circle your final...
1. Suppose a consumer has the utility function over goods x and y u(x,y) = 3x3...
1. Suppose a consumer has the utility function over goods x and y u(x,y) = 3x3 yž (a) Setup the utility maximization problem for this consumer using the general budget con- straint. (2 points) (b) Will the constraint be active/binding? Is the sufficient condition for interior solution satisfied? Prove your answers. (4 points) (c) Solve the utility maximization problem for the Marshallian demand equations x* (Px, Py,m) and y* (Px, Py,m). Show all of your work and circle your final...
Anna's utility function is given by U (r.y) = (r + 3) (y + 2), where...
Anna's utility function is given by U (r.y) = (r + 3) (y + 2), where I and y are the two goods she consumes. The price of good r is p ,. The price of good y is Py. Her income is m. (a) Write her maximization problem and find her demand functions for the two goods. Is it always possible to have an interior solution? Justify your answer. (b) Are the two goods ordinary or giffen? Are the...
9. Consider the utility maximization problem max x + y s.t. px + y =m, where the constants p, 9, and m are positive, and the constant a € (0,1). (a) Find the demand functions, x* (p, m) and y* (p, m). (b) Find the partial derivatives of the demand functions w.r.t. p and m, and check their signs. (c) How does the optimal expenditure on the x good vary with p?8 (d) Put a = 1/2. What are the...
M 4. Consider the utility maximization problem max U(x,y) = x +y s.t. x + 4y = 100. (a) Using the Lagrange method, find the quantities demanded of the two goods. (b) Suppose income increases from 100 to 101. What is the exact increase in the optimal value of U(x, y)? Compare with the value found in (a) for the Lagrange multiplier. (C) Suppose we change the budget constraint to px + y = m, but keep the same utility...
Exercise 1 Consider utility maximization problem: Kuhn Tucker Theorem max U (x1, x2) = x1+x2 21,22 subject to Tị 2 0, r2 > 0, p1x1+p2r2 < I, where p1, p2 and I are positive constants. Exercise 1 Consider utility maximization problem: Kuhn Tucker Theorem max U (x1, x2) = x1+x2 21,22 subject to Tị 2 0, r2 > 0, p1x1+p2r2 < I, where p1, p2 and I are positive constants.
Suppose you have following utility function :U(x,y)=(x + yaja where x >0, y>0 and a 70, a <1 The price of commodity x is P >0 and the price of good y is P, > 0. Let us denote income by M, with M>0 a) Compute the marginal utilities of X and Y. b) Write down the utility maximization problem and corresponding Lagrangian function. c) Solve for optimal bundle, X* and y* as a function of Px, Py, and M.
L I L I JUNULUI! SM 4. Consider the utility maximization problem max U(x,y) = (x + y s.t. x+4y= 100. (a) Using the Lagrange method, find the quantities demanded of the two goods. (1) Suppose income increases from 100 to 101. What is the exact increase in the optimal value of U(x,y)? Compare with the value found in (a) for the Lagrange multiplier (c) Suppose we change the budget constraint to px + 4y=m, but keep the same utility...
1. Suppose a consumer has the utility function over goods x and y u(x,y) = 3x{y} (a) Setup the utility maximization problem for this consumer using the general budget con- straint. (2 points) (b) Will the constraint be active/binding? Is the sufficient condition for interior solution satisfied? Prove your answers. (4 points) (c) Solve the utility maximization problem for the Marshallian demand equations x* (Px. Py,m) and y* (Px.p.m). Show all of your work and circle your final answers. (7...
1. Suppose a consumer has the utility function over goods x and y u(x, y) = 3x}}} (a) Setup the utility maximization problem for this consumer using the general budget con- straint. (2 points) (b) Will the constraint be active/binding? Is the sufficient condition for interior solution satisfied? Prove your answers. (4 points) (c) Solve the utility maximization problem for the Marshallian demand equations x (Px, py,m) and y* (Px, Py,m). Show all of your work and circle your final...
1. Suppose a consumer has the utility function over goods x and y u(x,y) = 3x3 yž (a) Setup the utility maximization problem for this consumer using the general budget con- straint. (2 points) (b) Will the constraint be active/binding? Is the sufficient condition for interior solution satisfied? Prove your answers. (4 points) (c) Solve the utility maximization problem for the Marshallian demand equations x* (Px, Py,m) and y* (Px, Py,m). Show all of your work and circle your final...
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