Consider two consumers 1 and 2 with wealth w₁ and we respectively. There are two goods 1 and 2. u₁(11.21) = 211 +221, U₂(F12, F22) = 212 +22. Assume that pi #p2- a) Prove or disprove that the aggregate demand can be written as (p, w₁ + ₂). b) Consider a Bergson-Samuelson social welfare function W(u₁, 1₂) = log u₁ +log u₂. Under what condition, can these two consumers be represented by a normative representative consumer with respect to this social welfare function?
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- Anna and Bob are the only residents of a small town. The town currently funds its fire department solely from the individual contributions of these two residents. Each of the two residents has a utility function over private goods x and total number of firemen M, of the form: u(x,M)=2lnx+lnM. The total provision of firemen hired, M, is the sum of the number hired by each of the two persons: M=MA+MB. Ann and Bob both have income of 200 each, and the price of both the private good and a fireman is 1. They are limited to providing between 0 and 200 firemen. For the purposes of this problem, you can treat the number of firemen as a continuous variable (it could be man-years). Consider the setup from above. Suppose that we identify the social welfare in this town by the sum of utilities of Ann and Bob. What is the socially optimal number of firemen? a. M=400/3 b. M=80 c. M=400 d. m=200/3Anna and Bob are the only residents of a small town. The town currently funds its fire department solely from the individual contributions of these two residents. Each of the two residents has a utility function over private goods x and total number of firemen M, of the form: u(x,M)=2lnx+lnM. The total provision of firemen hired, M, is the sum of the number hired by each of the two persons: M=MA+MB. Ann and Bob both have income of 200 each, and the price of both the private good and a fireman is 1. They are limited to providing between 0 and 200 firemen. For the purposes of this problem, you can treat the number of firemen as a continuous variable (it could be man-years). Consider the setup from above. The government proposes an alternative, market-based solution. They charge each citizen the price p for every firemen stationed at the local fire station. Then, the price is being set at a level p∗ at which each individual demands the socially optimal number of firemen. What is the…Suppose that consumer i's preferences can be represented by the utility function u;(x1;. . .., X1,) = E, log (x/;) (these are Cobb-Douglas preferences). %3D (a) Derive his demand for good 7. What is the wealth effect? (b) Now consider a sequence of situations in which we proportionately increase both the number of goods and the consumer's wealth. What happens to the wealth effect in the limit?
- Suppose the utility function for Njeru is given by U = f(X1, X2) = X10.25 X20.75. Given that the price of commodity X1 is Kshs. 10 per unit and that of community X2 is Kshs. 15 per unit. Using Lagrangian multiplier technique determine units of the two commodities Njeru will buy given an income of Kshs. 40,000 in order to maximize his utility.Suppose that a consumer has the utility function u(x1,x2) : quantity of good i consumed, i = 1, 2. The consumer has exogenous income m = prices p1 = 1 and p2 = 1 for goods 1 and 2, respectively. = x1x2, where x; represents the 50 and faces Given the new prices, p 3 and p2 = 4, What is the maximum amount that this consumer would be willing pay in order to prevent the price increases?Two 657 students go out to lunch and decide to split the bill evenly between them. Each student has a quasi-linear utility function given by Ui(fi, xi) = 0;(fi)+xi, where ø:(·) is strictly concave, f; is the amount of food consumed by student i, and x; is a composite numeraire good. Each student has a fixed budget of m;. EVALUATE THIS CLAIM: Both students eat too much!
- Assume you have the following von Neumann-Morgenstern utility function: U(w) = 5000 − (50 − w 1000) 2 where w denotes wealth. Work out the utility maximisation problem and illustrate the answer in a diagram.Anna and Bob are the only residents of a small town. The town currently funds its fire department solely from the individual contributions of these two residents. Each of the two residents has a utility function over private goods xx and total number of firemen MM, of the form: u(x,M)=2lnx+lnMu(x,M)=2lnx+lnM. The total provision of firemen hired, MM, is the sum of the number hired by each of the two persons: M=MA+MBM=MA+MB. Ann and Bob both have income of 200 each, and the price of both the private good and a fireman is 1. They are limited to providing between 00 and 200200 firemen. For the purposes of this problem, you can treat the number of firemen as a continuous variable (it could be man-years). How many firemen are hired if the government does not intervene?A consumer has the following indirect utility function:U∗(Px, Py, M) = M2/2PxPy1. What is the consumers Marshallian demand for good x?2. What is the expenditure function?3. What is the Hicksian demand for good x?
- Show how to construct the reference dependent utility function for two friends Kate and Mary whose gains and losses are listed as follows: Kate's net worth is $4.5 million (decreased from $5.5 to $4.5 million) Mary's net worth $3.2 million (increased from $3 to $3.2 million) (First determine the reference point (use a parameter) and then derive reference utility function for each).Suppose the Super Bowl is this week, and Raphael is in need of a television to watch the big game. As a college student, Raphael knows that he can either buy his flat-screen television at the local electronics store, or he can shop online for a better deal but have to wait four days for the television to arrive. The following problem uses the economic concept of rate of time preference to help determine which decision is better for Raphael. Throughout the question, assume that Raphael pays for the good the day he buys it, so his wealth is affected in the initial time period no matter where he buys the good. Also, assume the shipping cost and cost to travel to the store are incorporated into their respective given prices. Finally, assume the goods are identical, and there's no cost to gaining information about prices-in other words, he knows the best price online and in the store without having to search. Suppose Raphael receives a utility of 35.11 utils once he actually receives his…Suppose that David and his friend Wilson derive utility from consuming two types of snacks: onion rings (9₁) and chips (9₂). The utility function for each individual is U (9₁, 92) = 9192. Their indifference curves for these two goods are assumed to have the usual (convex) shape. Suppose David has an initial endowment of 35 onion rings and 10 chips, and Wilson's initial endowment consists of 5 onion rings and 20 chips. (1) Draw an Edgeworth box and show the initial allocation of goods, to be labelled e. Indicate the initial quantities of each person's goods on the four axes.