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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5answers
312 views

The economics of a “no deal” Brexit

A "no deal" Brexit is presented in negative terms. In such a scenario the UK would set tariff schedules in line with trade strategy and protect domestic industry/agriculture with tariff rate quotas. ...
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1answer
86 views

Remittance: Migrant workers sending money to their families

I wonder about the role of migrant workers in a general economic context. Migrant working appears all over the world and on many time and space scales: around cities (e.g. commuters) inside ...
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log linearization around steady state (price dynamics)

I'm stuck with a derivation from Gali's book. In the version 2008, I can't get eq. (7) from chapter 3. All is ok until the following: $$ (1-\epsilon)\log\pi_{t}=\log(\theta+(1-\theta)\exp[(1-\...
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2answers
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What happened to the money multiplier after QE?

QE meant that the monetary base increased dramatically, yet we don't see such a large reaction in money supply (I am thinking of M4 for the UK) nor in inflation. Why is this money not being lent out? ...
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28 views

Would apprenticeships improve the economy long term?

Evening my name is Nick and I am a high school student from Fairfield California and I’m 17, my super hyper theatrical question is about a substitute to college in order to create more efficiency in ...
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27 views

Do countries have an obligation to match their savings and consumption rate with that of the U.S.?

https://www.barrons.com/articles/europe-is-now-a-bigger-trade-villain-than-china-51558118723 The above articles state that trade imbalances are a bad thing and that if a government doesn't enact ...
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0answers
17 views

What is meant by “resource base” in this sentence?

I read a sentence in a chapter in my book which was: The emphasis on developing a resource base also meant that export-oriented growth was limited. I googled the for the term "resource view". But ...
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22 views

How can I obtain State level Investment in the US?

How can I obtain investment level data by state in the US? I want to analyse how Public investment vs Private Investment responded to TFP shocks on a state level, so I am looking for Gross Private ...
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1answer
210 views

What is the proper term for “contraction economics?”

By "contraction economics" I mean theories and work based on the assumption that the population of a country will decline over time. An example might be a paper looking at the housing market for ...
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1answer
48 views

Quantity theory of money

Suppose the velocity of circulation (V) is constant. Annual growth rate of real GDP is 5%. The money supply grows by 14% per year. Use the quantity theory of money to calculate the inflation rate. My ...
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21 views

lifetime consumption explained

The formula for today's consumption is defined as: $$C = Y - T -S^P $$ That being said the consumption of tomorrow is: $$C' = Y' - T' + S^P(1+r)$$ Could anyone possibly explain to me why the ...
2
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0answers
35 views

Steady State in Korinek and Simsek (2014)

I was reading a paper by Korinek and Simsek (published in the AER in 2016). The version I cite is an IMF Working paper from 2014. The authors essentially describe an economy which has two types of ...
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10 views

Why is the present value of outflows = present value of inflow in an small open economy?

So as far as I understand the present value of outflows is the amount of money economy. On the other hand, the present value of inflow is the money coming into the economy (from other countries). ...
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20 views

Uncovered Interest Rate Parity Assumptions (UIRP)

When learning about UIRP i have naturally come across the assumptions under which it may hold. However i am having trouble understanding the role of these assumptions and what the actual consequences ...
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0answers
12 views

Exchange rate target zone 45 degree line in the free float case - Krugman Target Zones

As far as i understand in the Krugman target zone model the following equation describes the behaviour of the exchange rate within and outside a target zone $s_t = f_t + \alpha E_t(ds_t/dt)$. But if ...
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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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0answers
10 views

Difference between IS curve viewed by Keynes and by Friedman

In my economics lectures, we are going through Keynes vs Friedman. As far as I got we have a downward sloping IS curve in the IS-LM model. We get this curve from the Keynesian cross when the rate of ...
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2answers
73 views

SMD and Lucas critique

One of the consequences of Lucas' critique is that models must be microfounded. On the other side, Sonnenschein-Mantel-Debreu (SMD) theorem claims that microfoundation doesn't have any repercussion on ...
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1answer
31 views

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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14 views

Characteristics of monetary sovereignty

I would like to explore how much of a consensus there is regarding the term "monetary sovereignty" and how precise we can articulate it. The broad concept being: The power of the state to exercise ...
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0answers
8 views

How long did it take before the Hawley–Smoot Tariffs reached their peak effect on US growth?

I understand that this may still be a contentious issue, but are there some estimates how long it took before the Hawley–Smoot Tariffs impacted US growth significantly and/or how long it took for them ...
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1answer
97 views

What is the appeal of DSGE models?

As far as I understand people like them, because they fit the data quite well when compared to VAR's for example while also having an economic interpretation. They appear to explain observations in a ...
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0answers
22 views

Stationarity of log industrial index and log CPI

I'm looking to estimate a VAR, one of the variables in this VAR is the log of industrial production, and another is the log of the consumer price index. Will I need to difference these to get ...
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2answers
112 views

Could robots replace humans as consumers?

Could it ever be economically viable, once technology allows, to create robot consumers to replace humans if demand was so low because of automation and reduced spending power/unemployment or is there ...
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1answer
16 views

Finding the % of the total consummation by category using elasticity and MPC

Given a total consummation of 1000 and a total revenue of 2000 with Cat 1 => elasticity of 0.5; MPC of 0.1 Cat 2 => elasticity of 1, MPC of 0.3 How would I go about to calculating the % of the ...
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1answer
18 views

International emissions trading

As far as I have understood emission right certificates are some kind of currency. Each company may emit as much of say CO2 as its certificates allow. Certificates may be traded, i.e. bought and sold. ...
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0answers
31 views

Vector Autoregressions

Suppose running a VAR system featuring the central bank interest rate, inflation and GDP. Start by estimating each equation by OLS. How should you interpret the OLS residuals to these equations? My ...
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22 views

What is the difference between a growth shock and a productivity shock

In a RBC context, what I mean by growth shock is a total factor productivity shock that follows a stochastic trend $ln(a_t) = ln(a_{t−1}) + \gamma + \epsilon^a_t$. I.e. the technology $a_t$, has a ...
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0answers
90 views

Derivation of demand function

Hello. I'm graduate student in Japan. This time, what I want to ask is how to solve the profit maximization problem using the image production function and derive the demand function. This ...
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0answers
7 views

How Do I Numerically Represent Liquidity in the General Monetary Model Md = L(i) x PY

Please help me it's driving me mad yet I know it's so simple. I understand the qualitative aspects - how liquidity is simply a portion of our nominal income that we demand for transactions. And how ...
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0answers
25 views

Effect of Import Tariff on Supply of Currency on Foreign Exchange Market

I'm struggling with this question below for my macroeconomics course. If Argentina were to impose a tariff on its imports, how will the supply of Argentina's currency and its exchange rate be ...
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0answers
28 views

Why is there a Lagrangian Multiplier in the Dynamic Programming Problem of the RBC model?

Suppose that the household faces the following problem: $\underset{ c_t , k_{t+1}, n_t } \max \mathbb{E}_0 \sum_{t=0}^{\infty} \beta^t \ln c_t + \ln (1 - n_t)$ subjected to $ k_{t+1} = A_t k_t ^{\...
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Is it unreasonable to expect a country with a large public deficit and the world's reserve currency to not run trade deficits with other countries?

I have heard that country trade deficits are primarily driven by excessive consumer spending and large public deficits, and that having the world's reserve currency means that you will have to run ...
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1answer
31 views

How do you achieve quantative tightening?

In order to achieve quantative tightening the US Government is letting debt expire and not renewing it. What does this actually mean in practice? Presumably once money is made it is essentially ...
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1answer
72 views

Maximization problem FOC and Euler equation

Can someone please help me with the Lagragian and the derivation of the following objective function ? Beneath I provide the objective function, the constraint and the Euler equation that results from ...
2
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1answer
35 views

[Graduate Macro]Land in the Economic Growth Model: CES Function

I am an undergrad student trying to study grad macro. I have been trying to solve exercise problem in Barro's economic growth. The model is about adding land in the Ramsey Model. The model goes as ...
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2answers
22 views

How exactly does the black market affect a country's economy?

Disclaimer: I'm far from an expert on economics. I apologize if the question seems poorly asked or not clear. Take for example the drug trafficking business and cartels in the past. It seems to me ...
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1answer
11 views

Which measure of total loans is more relevant to Financial Stability?

I am writing a paper on the financial stability of the banking sector. One factor im looking at is the amount of new loans or credit issued (credit growth). I have two different total loan measures. ...
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1answer
138 views

If Trump's economic policies are destructive, why is the US economy so healthy?

One doesn't have to look very hard to find suggestions that Trump's economic policies are damaging to the US economy. Example, example, example, example. In fact I barely recall reading any articles ...
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1answer
52 views

How can I adjust the base year of this price index?

I am given the following data for GDP deflator: 1997: 100.0 1998: 100.8 1999: 102.5 2000: 109.9 2001: 112.5 2002: 115.9 2003: 119.7 2004: 122.1 2005: 126.5 ...and so on. Currently, 1997 is ...
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1answer
54 views

Why is the 10-Year Treasury Constant Maturity Minus 3-Month Treasury Constant Maturity Curve significant, but not the 5-year minus 1-year?

I am new to investing and am trying to learn about economic indicators. When the yield curve inverted this year on March 27th, the media published articles saying that this might indicate a recession....
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1answer
9 views

What are the benefits to the overall economy and consumer of horizontal integration?

I understand that limited vertical integration can lead to a lowering of prices for products and services, but it seems to me that even limited horizontal integration only leads to less competition.
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5 views

Who decides how much money value added translates to?

We know that money is associated with value. Now suppose I add value to humanity as a whole by making cheaper and lasting batteries for cars or planes for example, Who decides how much money this ...
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0answers
11 views

Is there empirical evidence that (sales or income) tax rates affects GDP growth?

We often hear in the media and from politicians that tax cuts stimulate economic growth. The theory would probably be that less taxes give people more money in theri pockets. With this money they ...
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2answers
26 views

Interest rates and economic growth [duplicate]

Are interest rates the cause of economic growth? For example there is no money in the system and bank a is lending company A a loan Y with X interest. how can company A pay back the loan Y with ...
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0answers
8 views

wage/productivity, what does it show

I just confused about the fact that does wage/productivity show the wage gap? So if wage/productivity is the wage gap then by the increase in productivity the wage gap should decrease as the ...
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0answers
13 views

How does a consumption shock decrease the real interest rate?

If prices/wages are flexible, with a negative shock to consumption, for example, I have heard that the real interest rate should fall to keep the demand constant (since consumption is decreasing in ...
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1answer
29 views

Help with financial capital inflow

I'm studying for an economics exam and am stuck on this question: If consumers in Vietnam increase their demand for products that are manufactured in Mexico, which of the following will occur? A. ...
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1answer
34 views

Looking for help with Solow Model Question [closed]

The question is this: Suppose there is a production function of $Q=F(K, L)=\sqrt{K}\sqrt{L}$. Suppose that MPC=0.8 and the labor force is growing at a rate of 0.05 per year. Also labor force ...