16
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Conventions for reading mathematically rigorous academic articles in economics
Welcome to Economics Stack Exchange elasticity6565. I was asking myself the same question as an undergrad and found that others struggle with this as well. I am now at the end of my masters degree and ...
8
votes
Doing a PhD Economics without background in formal theorems?
I did my undergraduate double majoring in discrete mathematics and economics. I went through the grad micro sequence, the math for economists grad course, and the game theory field course, though. So ...
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Does julia's speed advantage over python make any difference for DSGE modeling?
Julia is actually a lot faster than Python, also when running DSGE models.
The NY FED moved their DSGE model to Julia because it allows them to:
Estimate models 10x faster
Complete 'solve' test 11x ...
- 4,008
8
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Learning post-keynesian and marxist economics
.. what explains the lack of pluralism in the current academic landscape?
A) This is mostly due to empirical revolution in economics.
In the past economics used to have a lot of schools of thought (e....
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7
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How to close the gap between non-Econ background and Macroeconomics
Sorry if this sounds harsh, but:
You need to start asking more. You're not stupid for asking questions - you're stupid for not asking questions. Be upfront about your different background and ask ...
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6
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Why are some economists remarkably productive?
Another aspect is a little bit about network effect. Suppose for a one moment that there are two researchers, one in USA and another in Asia, having both the same paper, do you really think that two ...
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Why are some economists remarkably productive?
A short answer to your question is both yes and no. You have to first define productivity: productivity, in my opinion, cannot simply mean publishing the number of articles, but rather, their impact. ...
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6
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Is it necessary to ask permission before including someone in the acknowledgements of a economic research paper?
In short, no it is not necessary. I have never asked anyone for permission and I have never been asked. The people I thank usually have not read my paper (rarely anyone does, to be honest), but we ...
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5
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Does julia's speed advantage over python make any difference for DSGE modeling?
There are certainly cases where the performance differences between Python and Julia matter, but solving a simple DSGE model is not one of them.
There have been some formal comparison exercises (e.g., ...
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Is there a model for how much a philosopher produce in his lifespan?
Here is a somewhat creative (and very imprecise) answer:
Let's assume that Philosophy creates no direct value for society (which seems implicit in your question). However, Mathematics and various ...
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4
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Barro's (2009) rare disaster model in the AER: How to derive equation (10)?
I think Barro means in the footnote that Giovanni and Weil find the same equation, $U_t=\Phi C^{1-\gamma}$, but using the optimal path of $C_t$.
In Barro's paper, the approach is different given that ...
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4
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Optimal price function: application of calculus of variations
Not really an answer, but too long for comment.
The $P$ in your
$$y(u,v)^*= \frac{v-P(y^*)}{P'(y^*)} +u$$
expression from the insider's problem and the $P$ in the expression
$$
\min_{P(\cdot)} \...
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4
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What are some applications of Real Analysis in Graduate Economics?
My favorite example of real analysis' application in micro is the proof that lexicographic preference cannot be represented by any utility function. (A succinct version of the proof is given in p.43 ...
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4
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How do I elegantly upload my working paper on SSRN?
Will registering SSRN with a private email address impact credibility or other dimensions? I am a Ph.D. candidate and have an institutional mailbox. But considering that I am about to graduate, the ...
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4
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What should I gain out of second year classes?
Since you use the academic-graduate tag, I assume you're talking about the second year in a graduate (presumably PhD) program. Congrats on making it past the ...
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4
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Arrow's Dictator
The object of Arrow's theorem are social welfare functions, which maps profiles of strict preference relations to to preference relations, $f:\mathcal{P}^n\to\mathcal{R}$. There are some variations in ...
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3
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How to close the gap between non-Econ background and Macroeconomics
Surprisingly, I think the best way would be to read a Microeconomics textbook. You described difficulties with concepts like market clearing conditions. Macroeconomic models are usually based on ...
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3
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Optimal consumption in Merton-like portfolio choice model with constant wage
$\newcommand{\R}{\mathbb{R}}
\newcommand{\N}{\mathbb{N}}
\newcommand{\F}{\mathbb{F}}
\newcommand{\C}{\mathbb{C}}
\newcommand{\E}{\mathbb{E}}
%short command for inseting abbreviated "such that" in a ...
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Firm Sizes over the business cycle
These guys (paper) claim the distribution is still power-law, but steeper in recessions and flatter in booms.
[Content added after suggestion]
While it is well known that the distribution of firm ...
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Economics PhD graduate?
Your claim that most go into academia is wrong. From the top universities, about half to two-thirds go into academia, but from most universities, most go to non-academic careers. It's simple ...
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3
votes
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Market Power in microeconomic theory
In competition policy (part of microeconomics), market power is often defined as the ability of a firm to raise and maintain prices above the levels that would prevail under competitive conditions (...
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3
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Solving Leeper (1991) model
You have the government's flow budget constraint (re-written in real terms):
$b_{t} + m_{t} + \tau_{t} = g + \frac{m_{t-1}}{\pi_{t}} + R_{t-1}\frac{b_{t-1}}{\pi_{t}}$ (1)
Now all you need to do is ...
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What should I gain out of second year classes?
As a grad student, anytime you read a paper my two pieces of advice are:
Make sure you understand the tools and methods. You may need to use them later in your own research. There are things most ...
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Graduate level economics lecture videos?
Ivan Cavay's lectures are quite nice for Econometrics topics going beyond the core. Unfortunately, without problem sets though.
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What are some good general economic journals to keep up with the literature in various fields?
Journal of Economic Surveys may be a relevant journal. Here is an excerpt from their website:
The Journal of Economic Surveys seeks to improve the communication of new ideas in economics, ...
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What are some good general economic journals to keep up with the literature in various fields?
The Journal of Economic Perspectives, of the American Economic Association, could be useful, it is a general economic journal.
From the website presentation:
The journal publishes articles that will ...
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2
votes
Log linearising (Gali textbook)
$$\frac{x_{t+1}}{x_t} \equiv \frac{x_{t}+Δx_{t+1}}{x_t} = 1+\frac{Δx_{t+1}}{x_t}$$
Further,
$$\ln (1+a) \approx a,$$
an acceptable approximation for $|a| <0.1$ and certainly for $|a| <0.05$.
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2
votes
Using web scraped data for consumer price indices
Take a look at Billion Prices Project:
The Billion Prices Project is an academic initiative that uses prices
collected from hundreds of online retailers around the world on a
daily basis to ...
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2
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A general formulation to capture price stickiness
I will answer the first question, I believe the second one can be found in the book's appendix.
"Price stickiness" is defined with respect to the optimal price level for the period (here denoted by a ...
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2
votes
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Where to find the latest statistics of brain drain in the world?
Well this is not easy to answer because there is no single measure of brain drain.
For example, many times brain drain is just measured as net immigration from a country (since it is reasonable to ...
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