Questions tagged [economic-growth]

An increase over time in the quantity of goods and services produced within an economy.

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non-ponzi condition

What Is The Differences Between R(T) And R(S) In No-Ponzi Condition In Ramsey Growth Model?
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Ramsey no ponzi condition

Please help me understand how to create these functions, sometime they use "t" denote, sometime use "r" denote that make me feel confuse. Function (17) and from (19) to (23)
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Ramsey model problem

Explain the no-Ponzi game condition throughout the function. Does the constrain function: also reflect include the No-Ponzi condition?
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How the saving rates were derived in Azariadis (1996)'s Impatience Trap?

The household maximizes his lifetime utility function according to $$ \max_{c_1, c_2} v(c_1, c_2) := \frac{1}{\beta(c_1)} \log c_1 + \log c_2 - A(c_1, c_2) $$ subject to $$ \beta(c_1) = \begin{cases} ...
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Help with Solow model

I need help with the following question, I would really appreciate any help. For the general case of any production function, the differential equation for k(superscript dot) looked as follows: k(...
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Do developed countries defraud trillions of dollars from developing countries?

According to the Guardian, rich Western countries defraud large amounts of money from poor countries, much more than they give in development aid. If we add theft through trade in services to the mix,...
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In what way do developed countries steal trillions of dollars from developing countries?

According to the Guardian, rich Western countries 'steal' large amounts of money from poor countries, much more than they give in development aid. If we add theft through trade in services to the mix,...
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Ramsey model condition

Why are transversality conditions and no-ponzi game conditions needed in the Ramsey model? And why do we assume that is a CIES utility function?
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The Solow growth model

I wonder why at the beginning sf(k(t)) is steeper than δk(𝑡), but at some point, it starts flatter than δk(t)?
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Solow Model in disrectly and continuously

what is the differences between solow model in disrectly time and continuously time? Why in disrectly time function use the equation: k(t+1)=(1-δ)k(t) + sf(k(t)) and in continuously time function use: ...
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CRS assumption in solow model

Can you explain why does Solow growth model assume "constant returns to scale"?
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Literature exploring theoretically the relationship between inequality and economic growth

Specifically, I'd be very grateful if you may refer me to any literature treating wealth or income inequality or both, but the important thing is that it studies the relationship from a theoretical ...
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Log of 0 Probelm in Acemoglu et al. 2002b

in Acemoglu et. al. 2002b, which is about European Growth and Atlantic Trade, they do a log transformation of the atlantic trade variable. Since there are many observations where trade is 0, they say ...
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Why was the USD rangebound between 1987 and 1995 from an economic standpoint?

I'm trying to understand what caused this long period of range boundedness for the USD index from 1987-1995 from an economic standpoint. From my understanding. In 1985 the USD had reached it's ...
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data on the quarterly and monthly world economic growth

I would be extremely grateful if you could assist me in acquiring access to dependable and current data regarding global economic growth or GDP growth rates, both at the quarterly and monthly levels. ...
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Average growth rate estimation

How can we estimate the average growth rate from 2011 to 2022,when with time, the quantity is first increasing at decreasing rate, then decreasing and then again increasing at an increasing rate with ...
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Find the salary and interest rate in the $AK$ model

I'm trying to solve this exercise for Macroeconomics III (the course covers long-run growth models). Find the wage $w_t$ and the interest rate $r_t$ in the $AK$ model, i.e., the production function is ...
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Present Value of flow of profits with constant interest rate

I'm studying Schumpeterian Models of Quality Ladders from the Barro's book (Ch.7). I have problems in getting the derivation of equation $(7.13)$ as follows The basic idea of those models is: when an ...
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Why is a patent considered as a non-rival good?

I mean, if a company received a patent for a particular invention that they did, others can't use the same patent. They can try to imitate the company and eventually receive a patent for their ...
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risk of removing tariffs

I am a student and I am on the subject of risk of national production. How can I measure the economic effects of the elimination of tariffs on a product with a productive disadvantage compared to ...
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The correct classification of system costs: maintenance, excess consumption, necessary consumption, development?

Yesterday I saw in one of the videos on YouTube a classification of the expenses of the system consisting of: maintaining the system necessary consumption excess consumption development Please tell ...
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Does issuing new bonds tend to raise yields empirically?

Suppose a national government issues new long dated bonds (say 30y) to finance capital investment which leads to higher long term growth. For convenience purposes lets assume everything here is zero ...
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China interest rates

"the PBoC said it would keep interest rates below the nominal GDP growth rate as a way of maintaining debt sustainability. But this only makes debt "sustainable" by implicitly ...
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Revisiting development of Solow Model with no population growth and no technical progress

Consider an economy descried by the production function: 𝑌 = 𝐹(𝐾, 𝐿) = 𝐾0.3𝐿0.7. a) Derive the per-worker production function. b)Assuming no population growth or technological progress, find the ...
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we speak only of the investment capital market without the production capital market

In the investment capital market, we speak only of the investment capital market without the production capital market, question: is there a production capital market?
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Is John Maynard Keynes an economic liberal or an economic nationalist?

I am working on a research project about political economy. However, I stumbled upon differences in the interpretation of the orientation of John Maynard Keynes. Some sources indicate that Keynes is a ...
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Aggregation in macroeconomic model with expanding product varieties

The final good is produced by a competitive industry combining a set of intermediate products, $i ∈ [0, N_t ]$ , using a CES aggregator: \begin{equation} Y= \left( \int_{0}^{N_t} y(i)^{\frac{\sigma -1}...
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Three types of Neutral technological Change

Can you tell me why the isoquants changes as per pic below in the three cases of neutral technological change: i) Hicks neutral, ii) Solow neutral, iii) Harrod neutral
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Solow Model - speed of convergence

This is a question also for those with a good expertise in micro. For micro guys who wanna go streight to the question, just jump to equation $(1)$ I'm studying the Solow growth model. Let's write the ...
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Measuring value added per capita technique (Macroeconomics)

I am reading this paper, and in the methods section, the authors define manufacturing value added per capita as, "For example, manufacturing value added per capita is equivalent to manufacturing ...
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Algebra and interpretation of recombinant growth theory Weitzman 1998

I do not understand how Weitzman 1998 (https://scholar.harvard.edu/files/weitzman/files/recombinant_growth.pdf) arrives at the following expression (equation 5 in the above article). $$ \alpha[N(1)-1/...
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In a 3 sector economy, calculate maximum possible share of one of the sectors over time if initial sectoral composition and annual growth rate given

In an economy, the agriculture, industrial and services sectors have initial shares of 50, 20 and 30 percent respectively in the total GDP. They also subsequently grow at the following constant annual ...
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Solow model - concavity vs strict concavity

I'm studying the Solow growth model from the Acemoglu's book. Consider the following standard assumptions: The fact that $F()$ exhibits constant returns to scale means that F() is linear homogenous. ...
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Lagrangian for the utility-mazimization of a household in a Menu Cost model, first order condition to Ci?

I need to solve the partial derivative to C_i of the integral provided below. I'd be more than happy for some help. Based on the book's answer, we get: Can someone explain how do we get there? And ...
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Why is my growth rate changing after changing base year for inflation?

I had the following problem: a client of mine calculated income growth rates using 2017 as base year for inflation, except for the 2015-2020 growth indicator, where they used 2020 as base year. Wanted ...
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Difficulties understanding the equation of a paper on R&D investments (D.P. Gross, B. N. Sampat - "America, jump-started)

I am trying to read a paper on government R&D investments during the second world war and its long-run effects on innovation and economic growth (D. P. Gross, B. N. Sampat - "America, jump-...
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How to use Leibniz Rule of integration to find interest rate in Expanding Variety model

I'm studying growth theory from Barro/Sala-i-Martin and I stumbled upon a problem where some more advanced level of calculus is required in chapter 6 (Models with Expanding Variety: p. 294 eq. 6.18). ...
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Should business cycles be included in a growth accounting exercise that is focused on the long run?

I have been tasked with a long-run analysis of the Japanese and Brazilian economies, and as part of this, I have decomposed GDP growth into the contributions from capital, labour and TFP (following ...
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In Harrod Model, if expected growth rate > warranted growth rate, what would be relation between actual & expected growth rate?

Nowhere in Harrod model, the "expected" growth rate is mentioned. We only deal with actual, warranted & natural growth rates. So does the expected growth rate refer to the natural rate ...
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How to show that in Solow's model competitive labour markets and the assumption of constant returns to scale imply that the wage is positive?

I would like to know if you could help me to solve this exercise from Acemoglu's book "Introduction to Modern Economic Growth" Exercise 2.1 : Show that competitive labor markets and ...
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Solow model with population growth - proof of steady state level of capital per worker

Hello everyone, I am trying to obtain the requested solution as shown in the image (last equation of the image attached), however, after I calculate the law of motion, I only obtain only part of the ...
René González's user avatar
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The effect of saving rate on steady state

If there is a increase in saving rate and fall back to original level afterwards, what is the effect on steady state in the short run and long run? I am confused about this is because I thought ...
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Effect of shock to technology level in the Ramsey model

My instructor said that the answer I wrote below is not correct without any explanation. But I dont know why. I need to learn its correct answer. Please share your ideas with me. I asked the same ...
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Why do countries try their best to increase the value of their GDP, GNP, and GNI?

Why is it that countries all over the world try their very best to increase the value of GDP, GNP, and GNI?
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Contractionary monetary policy to tame inflation. Paradox?

One of the consequences caused by high inflation is lower economic growth. The central bank, by contractionary monetary policy, increases interest rates in order to decrease aggregate demand and lower ...
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Is inflation the cause or just the consequence? [closed]

Inflation is usually referred as an issue to the economy and we analyze its consequences on income and economic growth. My undestanding however is that the real issue is the negative shift in ...
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Why is the Chinese stock market weak while its economy is strong?

China's economy has had a decent growth rate even post-2008 however, the stock market indices appear to be weak and stuck at more or less the same level since long time as shown below for Shanghai, ...
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why is the slow down in economic growth creating inflation

Context: Currently, many central banks and authorities are implementing monetary policies to do monetary tightening in response to current inflation and expectations of even higher inflation in the ...
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Question about the quantity theory of money

M = Money supply V = Velocity = Number of times the average bill changes hands in a time period. P = Price Y = Output T = Transactions Quantity equation M * V = P * Y, M * V = P * T Why do we have MV ...
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Why does the government spending increase by the "same" amount as the demand?

I know that governments can increase demand by increasing employment, transfer payments, and capital for the private sector. Why does government spending increase by the ""same"" ...
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