Stack Exchange Network

Stack Exchange network consists of 174 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.

Visit Stack Exchange

Questions tagged [microeconomics]

Microeconomics is a branch of economics that studies the market behavior of individual actors (usually firms and consumers) and the aggregation of their actions in different institutional frameworks (usually the market).

0
votes
0answers
13 views

The Crisis of Argentina

newbie here. Q1 - What needs to be done by the Argentinian government for their currency to regain back its strength? Q2 - Why has the Argentine Peso depreciated against the U.S Dollar for more than ...
-3
votes
0answers
11 views

Give introduction to income elasticity [on hold]

AS a long term investment, would you rather invest money in an industry that is income elastic or income inelastic? provide an example of each and indicate any provision you might make with regards to ...
2
votes
1answer
35 views

Multiple Forgone Job Opportunities and Economic Profit

I'm told that forgone job opportunities are implicit costs, to be included in calculating economic profit, but I can't seem to see how I could list and consider many different forgone opportunities. ...
-2
votes
0answers
13 views

production possibility frontier [on hold]

A simple economy has 100 workers and produced only two goods-coffee and doughnuts. labour is the only factor of production , but some workers are better suited to production coffee than doughnuts and ...
0
votes
1answer
18 views

Calculating expected tenure of a customer

In his How To Project Customer Retention, Fader computes the expected tenure of a customer according to $$E = \sum_{t=0}^{\infty}S(t)$$ where $S(t)$ is the Survival Function. From a purely ...
1
vote
1answer
41 views

Rigorous solution of Stackelberg leader-follower game with N-players?

In the classical two-player Stackelberg game (sequential Cournot) we have a linear demand function $P = 1 - Q$ where $Q = \sum_0^2 q_i $, and we assume homogenous production cost $c$. By starting from ...
1
vote
0answers
14 views

Microeconomics Mechanism Design Question

How would I solve e, f and g here? Is it valid to have a direct mechanism where only B is the participant and the outcome function only depends on B's announcements, then we try and force truthful ...
3
votes
1answer
37 views

what is $b(p)$ in the Almost Ideal Demand System?

In Hal Varian's Microeconomic analysis (page 213) he discusses the Almost Ideal demand system. There he describes the AIDS system as follows: The almost ideal demand system (AIDS) has an ...
3
votes
0answers
28 views

Transformation of random variables and second order stochastic dominance

Suppose X and Y are two random variables where X SOSD Y. Let g(•) be a monotonic function and X'=g(X) and Y'=g(Y).Under what conditions of g, X' SOSD Y'? I know if g is linear SOSD property is ...
-1
votes
0answers
9 views

Microeconomics mechanism design [on hold]

How would I go about solving e, f and g in this question:
0
votes
0answers
24 views

Economic interpretation of a CES production function

I am following a paper where a production function of this type is used. $$Y=\left [\beta K^{- \rho}+\alpha \eta \left (\frac{K}{L} \right )^{-c(1+\rho)}L^{- \rho} \right ]^{-1/\rho}$$ It is a ...
0
votes
0answers
16 views

bonus of productivity sanction good workers because of bad ones?

if we use the definition of workers productivity as value added by employee when this value is not good so no bonus is given to employees like that we are not sanctionating good workers because of bad ...
2
votes
1answer
33 views

Homothetic preferences from indirect utility

Consider an indirect utility function on the form $v^{i}(\textbf{p},w^{i}) = a^{i}(\textbf{p}) + b^{i}(\textbf{p})w^{i}$ Where $\textbf{p}$ is a vector of prices and $w$ denotes income of ...
-1
votes
0answers
21 views

Calculating of the price, quantity and profit of a cartel

I am struggeling with a problem while learning microeconomics. We got two different functions: $$p_1=10-2x_1-x_2;\\ p_2=10-2x_2-x_1.$$ $K'(x)= 1$ for both companies. The task is to calculate the ...
2
votes
2answers
792 views

Editing formula for finding Marshallian Demand with Cobb-Douglas utility function

Suppose a utility function $u=x_1^ax_2^b$ with $a+b=1$. The following formula finds the values for $x$: $x_1 = \frac{am}{p_1}\\ x_2 = \frac{bm}{p_2}$ But what if the utility function looks like $u=...
3
votes
1answer
34 views

Basic question about why supply/demand should move to the equilibrium price?

This is probably an extremely basic question, however I'm still unclear about the answer. In a typical supply and demand curve graph, such as the equilibrium price is said to be the only price ...
1
vote
0answers
17 views

Best Response Functions for Cournot

For a Cournot Duopoly game with Linear Demand functions, we need to find the optimal quantity of each firm such that profit is maximised. Given the linearity of the Demand curves, we will obtain a ...
0
votes
1answer
24 views

Monthly price elasticity and possibility of using daily values

I am calculating the price elasticity as a starting point to find a theoretical optimal price that would maximize our revenue. I am looking at 2 years data and to use the price elasticity formula, I ...
0
votes
1answer
24 views

Consumer behaviour

If the last dollar spent on commodity X gives him less marginal utility, he will withdraw this amount from X and spend it on Y if it gives him higher marginal utility. Here consumer how can consumer ...
2
votes
1answer
42 views

How to calculate the intercept of an indifference curve in an Edgeworth box?

Consider an exchange economy with two goods (Good 1 and 2) and two individuals ($A$ and $B$): $A$'s utility function is $u_A(x_{A_1}, x_{A_2}) = 2x_{A_1} + 5x_{A_2}$ $B$'s utility function is $u_B(...
0
votes
1answer
30 views

Elasticity of substitution between leisure in two periods

This is a basic question, but I am new to macro models. The question is from Romer's text. Assume a household only has one member and has no initial wealth, and the household lives for two periods. ...
1
vote
0answers
46 views

Real world examples of supply curve shapes

I get the basic intuition that at higher prices, produces would be willing to produce more, but I feel like theory can only take my understanding so far. I want to know what are the real world ...
-1
votes
0answers
21 views

Consumer's satisfaction level

If we increase quantity of a commodity or a good will consumer's satisfaction level increase? Here the quantity is NOT CONSUMED by consumer but if he purchase a good more and more of a same commodity ...
-2
votes
0answers
21 views

Maximum utility of 3 commodities using Lagrange Multiplier? [on hold]

Given a consumer utility function consuming commodity x, y, and z as U(x,y,z) = √x + √y + √z and the price of x, y and z are $2, $3 , & $4 respectively. What should be the consumer's purchase of ...
0
votes
1answer
19 views

Imperfect substitute

Perfect substitute- Pepsi and Coca-Cola and Imperfect substitute- Tea and Coffee . Here why tea and coffee considered imperfect substitute?
1
vote
1answer
22 views

Non Collusive Cournot Duopoly model with two firms, zero costs and linear demand curve

I am reading Modern Microeconomics by Koutsoyiannis. In a Non Collusive Cournot Duopoly model with two firms, zero costs and linear demand curve. Firm A produces half the total market demand to ...
0
votes
2answers
62 views

feature of indifference curve

The characteristic feature of indifference curve is that it will not touch the X axis or Y axis. But as a special case it will touch the Y axis if the combination is between Money and Commodity. "If ...
-1
votes
0answers
23 views

Indifference curve for one commodity? [on hold]

"If money is taken on Y-axis, then IC curve can touch oy-axis" here we have taken 'money' on Y-axis and 'commodity' on X-axis. Here my doubt is could we use indifference curve for one commodity? If so ...
1
vote
1answer
55 views

Calculate optimal discount for product bundling

So recently I made some rules with my transaction data. Based on it I can determine which products are profitable to bundle it together. But even though I know e.g. product A→ product B, are there ...
2
votes
1answer
35 views

Short-run and Long-run cost against the price of the variable input

This is an image of page 133 of Microeconomics; Gravell and Rees.In the fourth line there is a statement about the slope of those curves. Can anyone please explain me the reason??
0
votes
1answer
22 views

What data/factors/attributes do the professionals monitor in a top-down analysis on the macroeconomics?

I am learning to do top-down analysis on a number of sectors in the US equity markets. I have never done it before and I would appreciate it if some professionals can share their experiences with me. ...
0
votes
1answer
35 views

Differences between Slope of budget line and MRS?

Slope of budget line= change in y/ change in x and also Marginal rate of substitution= change in y/ change in x. If the definitions are same of both then what is the difference between the two? I ...
1
vote
1answer
1k views

Block pricing vs Perfect price discrimination

I have just learned about Perfect price discrimination and block pricing. And I was wondering, in the case of these two graphs Block pricing & Perfect price discrimination. Why, in case of the ...
1
vote
1answer
144 views

Kuhn-Tucker and optimization (continue)

This is a question related to the question: Kuhn-Tucker optimization problem and game theory .The question is: Some cultures emphasize more social interaction more than others. Is there a role for ...
3
votes
2answers
38 views

Statistical distribution of wages and wealth

How are wages distributed globally? Wages do not follow a normal distribution, do they? Is wealth distributed in the same way or differently?
1
vote
1answer
33 views

Implication of the concavity of u

Suppose that we have the following inequality: $u( y- d) - u(y-d') \ge u(y' - d) - u( y' -d')$. The concavity of $u$ together with $y\le y'$ then implies that $d \le d'$. I sometimes come ...
2
votes
1answer
94 views

The relationship between indirect utility and expenditure functions

I am trying to understand the fact that $e(p, v(p,y)) = y$. There is a proof in the text Advanced Microeconomic Theory (Jehle and Reny) that states the following: Because $u(·)$ is strictly ...
-1
votes
1answer
52 views

Anti Piketty Confusing Movement Along Demand Curve with Shift

In Anti-Piketty, the author's claim that the statement "If the supply of any good is insufficient and it's price is too high, then demand for that good should decrease which should lead to a decline ...
2
votes
1answer
55 views

Consumer Utility Maximization equivalent of economies of scope

Economies of scope captures the idea of having efficiency in variety. I've come across this idea only in producer theory to capture the idea that companies may benefit from their ability to reduce ...
8
votes
2answers
402 views

Optimal Random Bids

This question comes from this website that I peruse often. Two players go on a hot new game show called “Higher Number Wins.” The two go into separate booths, and each presses a button, and a ...
0
votes
1answer
55 views

Does Preference have a Hierarchy? A Silly Question

I have what is probably a very silly question, but I have gone down the rabbit hole and can’t get back out..... Is there is a hierarchy of preference, and within each level of choice do we reset the ...
1
vote
1answer
55 views

A question about the exchange economy

The question I am given is the following: Consider an economy that has only three goods, mineral water, orange juice, and wine available in fixed amounts, and three agents, A, B and C. So in this ...
1
vote
2answers
51 views

Derive the cost function for a Homothetic production function

I'm having trouble understanding the steps in showing that a Homothetic production function's cost function must be expressible in the form $C(w, q) = a(w)b(q)$. Since the production function is ...
3
votes
1answer
44 views

Compensating variation versus change in value of goods consumed?

I study an economy with two goods ($x$ and $y$) and two consumers ($A$ and $B$). First there is no trade between $A$ and $B$, so they consume their endowments $e^A_x$ and $e^B_x$ and reach utility ...
1
vote
2answers
76 views

Regarding the group formation in an oil-price experiment

I'd like to have your opinion on the following; Assuming that I'm doing a research on setting the optimal price for gasoline for a company and my client wants me to perform a study on​ customers' ...
1
vote
1answer
37 views

what is the marginal cost divided by the average cost

Marginal cost and average cost are both a u-curve. They cross in the competitive equilibrium. If we divide one by the other, is the ratio the degree of competition? Ratio is 1 in perfect competition....
0
votes
1answer
38 views

Categorical variable as explanatory variable (right hand side)

In a linear probability model, or any sort of regression, one can use fixed effect estimation by simply adding in a STATA code i.something. This "something" can be either a village, a county or a ...
0
votes
1answer
31 views

General Equilibrium Involving Production

I need a little conceptual clarification. For a standard $N*K*M$ general equilibrium model, would an allocation, say, $y^k$ be Pareto Optimal if it does not solve $max(py^k)$? I understand that the ...
0
votes
1answer
20 views

Determining Another Possibility For a Microeconomics Question

If new, more advanced equipment reduces the amount of labor needed to produce an increased level of output, then The AVC curve will shift upward The MC curve will shift upward The ATC curve will ...
4
votes
4answers
99 views

Understanding Classical Rationality at a Basic Level

I am a high school student in an intro Microeconomics class (note that we have not covered utility functions) and I'm utterly confused about the classical concept of rationality. I certainly ...