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Questions tagged [macroeconomics]

Macroeconomics is a branch of economics dealing with the aggregate economy as a whole, rather than individual markets.

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National Income

Please I need someone to solve this question for me Given the following information about the National Income structure of an economy $$Y= C+I+G+X-M$$ $$C= 20+0.06 (Y-T+R)$$ $$I= 0.015Y-4$$ $$I= 30$$ ...
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Question on Central bank loss function interpretation

How do you interpret this central bank’s loss function: $$L(\hat x, \pi)=\alpha \hat{x}^2+(\pi-\pi^T)^2$$ where $\alpha >0$ and $\hat x$ is output gap. Phillips curve is $\pi = \theta \hat{x}+\...
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Why would expanding fiat paper issue lead to decreased exports?

I'm reading "A History of Money and Banking in the United States" by Murray Rothbard, and I'm having trouble understanding this one piece of history. Basically, the Massachusetts government issues ...
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2answers
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The relationship between profit and wages

It seems obvious that an individual company increases their profits when they reduce wages or increase automation or some such. But if wages fell universally because of this, wouldn't that decrease ...
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Overlapping Generations Model Pension System Question

Part 1 Pension System OLG Model with pension system: Each individual lives up to two periods. The surviving probability at period 2 is p. At period 1, the young household consumes c1, saves s1, and ...
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Measuring economic growth in GDP (in USD) vs Real GDP (domestic currency)

I've noticed that a lot of data online seems to measure a non-US country in USD. This seems odd to me, because doesn't that mean that US fiscal/monetary policies, politics, and economics would affect ...
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1answer
46 views

Central bank loss function (I did a solution, but it doesn’t totally make sense I guess)

I have question on central bank loss function. We know that the central bank loss function is $$L(\pi, \bar{Y})= (\pi- \pi^e)^2+\beta \bar {Y}^2$$ And we know that fisher equation is $$i=r+\pi^e$$...
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Numerical Solution Using Excel about optimal consumption of households

I'm not sure how to solve this problem. I'm given the discount factor, interest rate, probability of high income shock, and various income shock sizes that I need to use to compute optimal consumption....
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tax revenue maximization

There are $N>0$ Households in an economy. The government has aim to maximize a weighted average of income by imposing tax on the rich people and redistribute the tax revenue to the labor ones. ...
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What insights can be gleaned from examining inflation spreads?

I was reading through some econ articles and there was much discussion on various measures of inflation. Though I'm not narrowing the scope to this article, I'll include the excerpt here for context: ...
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1answer
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elasticity of income if price changes by 10 percent

Arista always spends 10 % of her income on whatzits. Assume that her income increases by some percentage while the price of whatzits remains constant (and that all whatzits cost the same). What is ...
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3answers
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Bank Runs During the 1930s

Why were there numerous banks run right after the stock market crash of 1929? Why would a bank fail because the stock market crashes?
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Analyse the influence of interior demand and trade on exports

I would like to have a primer on how the current slowdown of the German economy affects its partners, for instance France, Spain and Italy. More specifically, if it goes mainly through Germany's ...
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1answer
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Are there economic models that predict (only) a medium/long-term negative effect of protectionism?

Going by some ECB models/estimates from last year, protectionism would result in negative consequences pretty fast, e.g. For illustration, I will use the results of simulations carried out by ECB ...
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1answer
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Macroeconomic Theory Consumption [on hold]

Can we assume that consumption behavior features excess sensitivity when examined in macroeconomic data?
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Query regarding derivation of aggregate demand curve

What is the difference between AD curve derive from is-lm model and quantity theory of money.
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speculation and futures contract [closed]

What are speculations and futures contracts,I was a bank supervisor not a trader.I handled four lac fifty thousand checks worth many crores of Indian rupees during twenty eight years ,I worked in a ...
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1answer
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Percentage/proportion of published papers with DSGE models

I remember reading a few years back an article that showed an interesting graphic with the percentage/proportion of published papers with DSGE models across time. I've tried searching, but I get so ...
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Balanced Growth Path Calculation

Consider an extension of Alesina - Rodrik paper 'Distributive politics and economic growth' (1994). Instead of wealth taxation, impose a labor income taxation with a slight change in the model ...
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What's the advantage of DSGE relative to BVARs?

DSGE models and BVARs are commonly used in academia and policy circles. They generate different performances (e.g., in forecasting) and perhaps serve different purposes. Notwithstanding, they have a ...
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1answer
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Does migration exacerbate (albeit delay) the problem of aging, economically-inactive populations in Western societies?

As a layman, I've always understood that there is a general consensus amongst economists that "immigration is economically beneficial" to rich Western countries (like Britain) who have aging ...
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Profits and Aggregate Supply

I feel like this is quite a stupid question, but I can't wrap my head around it. Why do suppliers make less of a good as profits drop? Intuitively, shouldn't they make more of the good in order to ...
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1answer
19 views

Why does the bond market induce efficient allocation of capital?

Going from this quote by Bryan Collins of Fidelity on China's economy: One of the nice things we see from the development of a domestic bond market is that it starts the process of pricing ...
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How do treasury bill auction work?

So i am having a couple of issues understanding the auctions of treasury bills. I know that the treausury accepts the bids offering the highest price. The treausury accepts the competitive bids in ...
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open economy, and reduced world market price [closed]

Can someone help ? :) Suppose that a small, open economy that exports labor-intensive goods experiences a reduced world market price for its export goods. Explain the effect this fall in prices ...
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How can I model the impacts of improved agriculture technologies and food aid in a multimarket model?

Given a multimarket model for staple agricultural commodities wheat, rice, maize and sorghum, in a low-income economy, Im trying to figure out how I can use the multimarket framework to look at the ...
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is there a correlation between credit defaul swap(CDS) and geopolitical risks? [on hold]

because in my country,turkey..when we defend our legal security anxieties geographically,our cds values are increasing(500 currently,higher than argentina,greece,syria,iraq and aphganistan)but we are ...
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Under what condition does an economy realise steady state growth? [closed]

What are the factors that affect growth of an economy.email.ex-high/low/steam growth.
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44 views

Neoclassical Economic Growth Model Shadow Price for Discrete vs Continuous Time

I recently learned about the neoclassical growth model in both discrete and continuous time. The intuitive meaning of the shadow price for both cases is that it represents the value of one additional ...
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Derive the Euler equation by using the substitution method to carry out the maximization (instead of the Lagrangian method)

Preference: $$ W=u(c_1)+\beta u(c_2) $$ while $$ b_1=y_1-c_1 $$ and $$ (1+r)b_1+y_2-c_2=0 $$ therefore, $$ c_1=y_1-b_1 $$ $$ c_2=(1+r)b_1+y_2 $$ The new preference becomes, $$ W=u(y_1-b_1)+\beta u((1+...
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What impact does deficit spending have on economic inequality?

Taxation schemes can be classified as progressive (the tax rate is higher for higher income brackets), regressive (the tax rate is lower for higher income brackets), or neutral (the tax rate is the ...
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1answer
63 views

The law of supply and demand - How does it work?

I've learned what the principle of supply and demand says, and would paraphrase it like this: The price of a good is at equilibrium when supply and demand are equal. Or with other words: The ...
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1answer
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A hypothetical question on neutrality of money

Let's assume that we start with an economy producing two goods, A and B, with each priced $100. Each good is weighted using the same quantity, so CPI equals 100. Nominal wage is also 100 dollars. An ...
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1answer
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What is the difference between a power law exponent and the Pareto exponent?

I use the poweRlaw package in R to fit a power law to my data. I am trying to figure out what is the value of the Pareto exponent. Assume the probability mass function is defined by: $$ p(x) = \...
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1answer
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What does it mean when we talk about “same basket” exactly for both GDP and CPI?

When we say about "the basket used for calculating the CPI is the same as the composition of GDP" What does it mean the "same basket"? Does it just mean the goods and service are the same but the ...
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1answer
39 views

What are the benefits of UBI?

UBI - universal basic income (everyone gets a set amount per period) If you've heard anything about me, it's that there's an Asian man running for president that wants to give every American $...
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1answer
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Does creating more jobs actually help the economy as a whole?

So I recently came across an interesting point on why NASA isn't a waste of money, and it basically stated how NASA supports thousands of jobs, creates community events, and uses a part of its budget ...
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1answer
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Aggregate Demand

Today in class, we learned about aggregate demand. However, while I understand the shifters, I am an unable to understand what actual movement along the curve represents. Why doesn't a change in price ...
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Can we know what mainly caused the latest US manufacturing slump?

Reuters says (Oct 1, 2019): U.S. manufacturing activity tumbled to a more than 10-year low in September as lingering trade tensions weighed on exports, further heightening financial market fears of ...
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1answer
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Why do the income and substitution effects cancel for log preferences? Trouble reconciling Slutsky decomposition

I've read (pg 10) in Gourinchas' notes on consumption that the income and substitution effects cancel for log preferences, and I tried to prove this to myself doing the Slutsky decomposition for the ...
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What strategies can the president employ to deflate the dollar

United States president Donald Trump has publicly declared a desire to deflate the value of the dollar. I have read in news reports that he has asked aids to find ways to decrease the dollar's ...
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How do major global events interact with debt cycles?

I recently watched Ray Dalio's video on how the economy runs on short/long term debt cycles. However I was wondering how other major events impact economic growth: How does the short and long term ...
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What happens to demand economics when rates are negative?

Keynesian economics assumes falling lending opportunity lowers profit. Under negative rates less lending actually means More Profit. So how does this change things?
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2answers
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What accounts for the high GDP of the United States?

Wikipedia defines GDP as: Measure of the market value of all final goods and services produced in a period (quarterly or yearly) of time. So, I take it that the total value of all goods (and ...
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How interest rate affects currency

I am quite new to economics. I was reading about changes in interest rates and its effect on currency value. The fact is as interest rates increases, the currency value also increases and vice versa....
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1answer
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Is there empirical evidence on usability of Cobb-Douglas production function?

This is my first question at Stack Exchange. I am trying to estimate simple Cobb-Douglas production function $Y=AL^{\alpha}K^{\beta}$ on US data and receive an unrealistic estimate of $\alpha$ and a ...
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What is the the return to scale of per capita production function?

If $Y=f(AL,K)$ is CRS, $a_k+a_L=1$ by the Euler Theorem. However, I wanted to know the return to scale of $y=f(1,k)$ (i.e. $Y$ divided by $AL$). I tried $z=p/AL$ , then $py=f(p,pk)$, differentiate w....
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is it possible to find PPP monthly data?

For most of the databases, monthly PPP data is not provided. How it can be possible to find monthly PPP data? i mean PPP(exchange rate) conversion factors. Thanks