Questions tagged [self-study]

Questions about self-studying economics, including curriculum design, study strategies, resources, etc.

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Producer Theory [closed]

Here’s a story economist tells one another: A Nobel Prize–winning economist flew to New York City for a conference. He got into a cab, and started talking with the cab driver. The cab driver said, “Oh,...
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1answer
42 views

Find the set of Pareto efficient payoffs in game theory [closed]

Here I want to find Pareto efficient payoff set. The answer is (C,β), (B, β), (C, δ) But I don’t understand why? Please explain clearly this answer. Thanks a lot
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2answers
92 views

Best book to self-study microeconomics

What textbook(s) (and other resources) would you recommend to someone who wants to self-study microeconomics to an advanced (graduate) level starting from 0 (i.e. no formal background in economics)? I ...
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1answer
30 views

How do non-price determinants of supply and demand affect the price of a product? [closed]

I am currently doing my IB economics homework about demand and supply, and this question just has me very confused The teacher then specifies that they must be non-price determinants. To my ...
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33 views

calculation of the real domestic return of a foreign stock

I would like to calculate the real domestic return of a foreign stock What I know Real price is $$P_{Real, t} = \frac{P_{Nominal, t}}{CPI_t}$$ where CPI is consumer price index. And I know that the ...
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1answer
180 views

consumer surplus decreasing

MRU has the following question on a quiz: Suppose the government forced all bread manufacturers to sell their products at a “fair price” that was half the current, free-market price. To keep it ...
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1answer
73 views

Stochastic AK model derivation

Consider the following version of the stochastic Ak model written as a Bellman equation: $$v(A,k)=max\ log(c)+\beta E[v(A',k')|A]$$ $$s.t\ k'+c\leq Ak$$ and non-negatitvities. $A$ is a stationary ...
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31 views

Stochastic AK model with uncertainty [duplicate]

Consider the following version of the Ak model:$$V^*(A_0,K_0)=max\sum\beta^t\sum P(A^t)\frac{c_t(A^t)^{1-\sigma}}{1-\sigma}$$ st$$ k_{t+1}(A^t)+c_t(A^t)\leq Ak_t(A^{t+1})$$ and non-negativities $A_t$ ...
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18 views

maximization program with a discount factor in monopoly with learning by doing

I would know something about the multiproduct monopoly. In the case with independent demands and costs dependents, it is in the case with only 1 physical good sold out of 2 periods. For example (...
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1answer
182 views

Why marginal benefit is decreasing as more and more pizzas are being produced?

I'm taking one of my initial courses in Economics on my own and currently reading Economics by McConnel, Brue and Flynn. On the page 13, the book is trying to explain about Optimal Allocation. They ...
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1answer
33 views

What is the producer surplus given the price the consumer paid + price they are willing to pay, and the marginal cost of producing the product?

Linda is willing to pay $6 for a cereal box. Linda bought a cereal box for $4. The marginal cost of producing that cereal box ...
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1answer
56 views

Why there is no supply on monopoly markets?

We learned in the class that monopoly markets do not have supply curve. Our textbook (Microeconomics and Behavior, page 388 from, R. Frank) says: A monopolist has no supply curve and it explains it ...
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0answers
39 views

Will the outcome of a game always be a Nash Equilibrium?

Consider this game between two players. This game has two Nash Equilibria: (U, C) and (D, R). Suppose we ask the players to play this game once. What should our prediction of the game's result be? If ...
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1answer
52 views

Is there a book or notes that explain all about inflation? [closed]

Is there a book or notes or papers (but for easy understanding please) that explain all about inflation? Not at a research level but student level. From what is previously needed to define and ...
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1answer
31 views

Demand and Supply Curve Shifts

I Study economics independently at Marginal Revolution University. But I am stuck with few of the very first Concepts. Those are: Demand and Supply curve Shifts in Isolation. Demand Curve Shifts: When ...
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1answer
42 views

Assumptions on preference relation

This question is from Harvard seminar problem set (Q-3 part b) https://www.studocu.com/en-us/document/harvard-university/economics/mandatory-assignments/econ2020a-14-ps01-please-give-as-much-...
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1answer
80 views

Find Pareto optimal allocations and the core for the following economies

Find Pareto optimal allocations and the core for the following economies. There are two consumers and two goods. Utility functions are $u_1(x_1,y_1)= 10x_1-(y_1-2)^2$ and $u_2(x_2,y_2) = 10y_2 − (x_2 −...
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1answer
107 views

Finitely repeated Prisoner’s Dilemma with switching cost

I'm doing this finitely repeated Prisoner's dilemma with switching costs but I have trouble showing the fact that $\varepsilon$ had to be $1 < \varepsilon < 2$. I do see why and that it is a ...
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1answer
53 views

Question on overlapping generations

My question is from over lapping generations Question is as follows I found that $$k(t+1)= \frac{\beta(1-\alpha)}{(1+\beta)(1+n)}A(t)k(t)^{\alpha}$$ How can I deal with A(t) to find the steady state $...
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1answer
40 views

Exchange economy find core

Find Pareto optimal allocations and the core for the following economies Consider an exchange economy with two agents and two goods. Let consumption sets are the nonnegative orthant. Agent 1’s utility ...
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1answer
32 views

Transitional Dynamics of consumption per capita in solow model

I can write the transitional dynamics of output per capita as follows $$y=f(k)$$ Take its derivative with respect to time t $$ \dot{y} =f’(k) \dot{k}$$ Divide it by $k/k$ $$ \dot{y} =f’(k) \frac{\dot{...
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31 views

Practical guide to Structural Equation Modeling

I am currently self-learning Structural Equation Modeling. I have studied some theory and also a bit about the software implementation, but not enough to practically conduct an SEM study. I wanted to ...
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1answer
48 views

Counter example for strong and weak Pareto optimality

We know that strong Pareto efficient is equivalent to weak Pareto efficient if we have continuous and strongly monotone preferences. Please give me an example which we don’t have continuous and ...
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1answer
73 views

Properties on conditional demand correspondence from the textbook of Mas-Colell et al

I have a question on the properties of conditional demand correspondence Let $z(w,q)$ be the conditional factor demand correspondence, i.e. the solution of the cost minimization problem \begin{align} \...
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33 views

Second welfare theorem and non-continuous preferences

Are there any monotonic and strictly convex preferences that are not continuous but the second welfare theorem does not hold for them?
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1answer
112 views

Find pareto optimal allocations

Consumer 1: $U_1(x_1,y_1)=x_1y_1$ Consumer 2:$ u_2(x_2,y_2)=min\{x_2y_2 , 4\} $ Initial endowments e1=(1,4) and e2=(4,1) I want to find Pareto optimal allocations and show its edgeworth box My ...
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1answer
110 views

Question on General Equilibrium: how to write offer curves?

QUESTION: Consider simple two-person, two-good economy in which agents’ utility functions are given by $U_1(x_{11}, x_{21}) = min\{x_{11}, x_{21}\} $, and $U_2(x_{12}, x_{22}) = min\{4x_{12}, x_{22}\}...
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4answers
94 views

Why should $dp_2=dm =0$ in this problem?

I am studying Essential Mathematics for Economic Analysis and in chapter 12 problem 10 there is a problem that I can solve but I do not understand why the solution works. The problem asks us to ...
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2answers
56 views

Math needed for economic research [duplicate]

I'm currently studying economics and am interested in getting into economic research. I'm aware of how math based economics research is. I have done some 1st math courses (probability, linear algebra, ...
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0answers
29 views

Types of Economies of Scale

Context: Delegation informed prime Minister that textile sector is working at fullest capacity due to government policies. They further said the energy package, timely refunds and other facilities had ...
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1answer
184 views

Finding the conditional input demand function

Find the conditional input demand function and cost function for the given production function $$f(a,b,c,d)=\min\{ a,2b\} + \max\{3c,4d\} $$ In The solution, The production function is defined as $f(x,...
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1answer
49 views

These two estimators are equal?

I have a question so basically. I have two model $$y= X_1b_1+X_2b_2+u$$ And $$X_2=y\beta_1+X_2\beta_2+v$$ I want to show $b_1=\beta_1$ Are these estimators are equivalent? $$b_1= (X_1’M_1X_1)^{-1} X_1’...
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1answer
23 views

The instrument in “The Colonial Origins of Comparative Development”

I am hoping to understand when an instrument is appropriate. For the purposes of this question, I'm considering a simplied version of the model in AJR (2000): $$\begin{aligned}\text{GDP} &\sim \...
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41 views

Best way to learn economics for an interested layperson with a mathematical background

What's a good way for a mathematically-literate layperson who's interested in seriously learning economics? I suppose the quick answer is "read a textbook", but 1) textbooks are boring, 2) ...
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1answer
48 views

A question from MWG 2F12

This question is from MWG if walrasian demand function is generated by a rational preference relation then it must satisfy weak axiom. I cannot prove this statement. How can I do?Thanks alot.
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1answer
55 views

IS LM CURVE QUESTİON

For keynesian model, Describe how, if at all, each of the following development affect the IS and/or the LM curve, and the equilibrium (r; Y ): Investment demand becomes less sensitive to the interest ...
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1answer
23 views

Keynesian model functions

In The Keynesian economy, I have the following model Here, the production function $F(N,K) = Y/K = A(N/K)^{1.10}$ and by the labor demand function $F_N(K,N)= N/K= b_0(w/p)^{b_1}$. right? That is, ...
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1answer
73 views

Proof on weak axiom of revealed preferences

I read the following statement. “ A utility maximizer with strictly convex and strongly monotonic preferences satisfies weak axiom of revealed preferences.” How can I prove or show this? I cannot ...
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0answers
20 views

Question on Dichotomous system

In The Classic economy, we consider the following macroeconomic model $$Y=F(K,N)$$ where $F_N>0$, $F_K>0$, $F_{KK}, F_{NN}<0$ and $F_{NK}>0$ $$F_N(K/N)=w/p$$ The labor supply function is $$...
4
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1answer
116 views

Determining subgame perfect Nash equilibriums

Question Three houses share exclusive access to a beach, but it is dirty due to trash washed ashore. A beach clean-up exercise costs $100$, but has a value of $200$ to each household. A clean-up ...
2
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1answer
87 views

How to calculate the ideal maintaining time of a machine?

I have a question regarding a cost calculation problem: I have the following curve, which shows, that with increasing number of tasks without maintaining a machine, the error probability for the ...
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0answers
94 views

What's the difference between Gregory Mankiw's “Macroeconomics” 4th ed. and 10th ed.?

I am planning to use Gregory Mankiw's Macroeconomics (not to be confused with his Principles of Economics) for self-studying macroeconomics, along with David Weil's Economic Growth. As you can see, ...
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0answers
67 views

Policy ineffectiveness proposition

Suppose, the Aggregate supply is given by the Lucas Supply Curve - $y_t = ȳ + b(P_t - E_{t-1}P_t) + μ_t$ where $μ_t$ is stochastic supply shock (following standard normal error properties). Aggregate ...
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1answer
45 views

Which countries have the comparative advantage in Ricardo's example?

I am a complete beginner here trying to learn through Khan Academy. I found some data that correspond to Ricardo's explanation of comparative advantage. According to Wikipedia "England has a ...
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0answers
26 views

Calculation of theoretical futures value

we form a stock index by using only two stocks in the index. One of the stocks is the Stock-A. The current selling price of the stock-A is 103 dollars and the second stock is the stock-B. The current ...
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1answer
41 views

Understanding distortions in investment in human capital

I am currently reading Economics of The Colour Bar by WH Hutt, and I'm having trouble understanding this bit he has written: “But when the price of any commodity is raised above the free market level, ...
3
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1answer
164 views

An overview of 4 books for an undergrad course in Mathematical Economics

I plan to self-study, at an undergraduate level, Mathematical Economics. It covers 3 main topics Introduction to economy science Microeconomy Macroeconomy Each of these have lots of sub-topics. ...
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1answer
37 views

Why does a firm in a perfectly competitive market not need to cover fixed costs in the short run?

While studying, I came across the solution that in some cases only the produces surplus, PS, needs to be positive, however not the profit, $\pi$. That means that if $PS \geq 0; p \geq AVC$, whereas, e....
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1answer
114 views

Job search theory in discrete time

Let us assume that there is a labor who lives in discrete time universe and discounts future payoffs with the discount factor $b\in (0,1)$. And we assume that this labor is at period $t=0$ at first. ...
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1answer
47 views

Market impact function

I have the following Dynamical system for market impact function $$p_{t+1}-p_t=a(d_t-s_t)$$ $$s_{t+1}-s_t=bp_ts_t-cs_t$$ $$d_t=y-rp_t$$ where $s_t$ is quantity supplied, $d_t$ is quantity demanded, ...