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Results tagged with nonexpert
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user 1601
For questions that are not about formal economic or econometric models and techniques, their implementations using programs and languages or do not include references to, are not about data standards, or are not based on academic sources.
4
votes
Mathematical explanation of transformations of Marginal Revenue
You have two questions. The first one is (I broke lines in the quotes where I tought this improved legibility):
MR = d(Total revenue)/dQuantity = d (Price * Quantity)/dQuanitity
This is the same as …
- 29.7k
3
votes
simplification of FOC
Rearrange
$$\frac{-1}{d_2-d_3} + \frac{\beta}{d_3} = 0$$
to
$$\frac{\beta}{d_3} = \frac{1}{d_2-d_3}$$
Flip it:
$$\frac{d_3}{\beta} = d_2-d_3$$
The equation is now linear in $d_3$.
- 29.7k
3
votes
Accepted
How does marginal utility and marginal product differ?
Indeed there is a phrase called "diminishing returns" which covers both of these ideas. I find it is misleading to call this a "Law", but it is very frequent.
If you are familiar with partial derivat …
- 29.7k
3
votes
Accepted
Why did Allied countries not freeze German and Japanese central bank assets in WWII?
You mean something like this?
Freezing Foreign-owned Assets
Germany invaded Denmark and Norway on April 8, 1940, and the United States quickly responded to the aggression. In an attempt to keep the G …
- 29.7k
1
vote
Question About The Optimal Quantity of Production I Don't Get
If you had to choose between
a. losing 20 dollars
b. losing 18 dollars
c. losing 16 dollars
would you be indifferent between b. and c. because they are both better than a.?
If yes, please contact me …
- 29.7k
2
votes
1
answer
698
views
Demand vs. demand schedule vs. quantity demanded
What is the difference between the concepts of demand, demand schedule and quantity demanded?
Can these be used interchangeably, and do any of them have multiple meanings in economics?
Also, is there …
- 58.5k
2
votes
Accepted
Difference between two different ways of adjusting for inflation daily given annual rate
Your graphs do not seem to match your explanation of the formulas.
Let us look at the formulas
$$x(t) = \frac{r}{365} \cdot \frac{t}{365}$$
$$FV(t) = PV(1 + x(t))^{years}$$
at the end of the period, …
- 29.7k
3
votes
Accepted
Inflation adjustment different than halving
What the media means is heavily dependent on what media you are talking about, but the statistics agencies usually compute two price indices one year apart and compare these, thus they do not use dail …
- 29.7k
3
votes
Do students for economics study theory about no-money-economies and about no-interest-econom...
In mathematical models of economies (e.g., exchange economies), it is not necessary to include money. Prices do turn up as mathematical constructs ("shadow prices"). Modern economies have money to sim …
- 29.7k
3
votes
Accepted
What words should we normally use for x-axis in a economic or finance research paper?
I find "horizontal axis" better than x-axis, because it does not use the name of a potential variable.
However, I think your whole sentence focuses to much on what we see, and not on the actual phenom …
- 29.7k
2
votes
Accepted
Asking for reference for the relationship between vaccine openness and education levels ( be...
You could search on Google Scholar and restrict the range to end in 2019, thus avoiding all Covid-19 related literature.
Some results for the range 1990-2019, keywords "vaccine openness education leve …
- 29.7k
10
votes
What are the causes of negative real interest rates?
If there is inflation, what is your alternative? If you do not lend, your money loses even more of its value.
A numerical example:
If inflation is 5% and you can lend at 2% nominal interest rate, you …
- 29.7k
3
votes
Accepted
Risk seeking investors: Do they benefit from return at all?
Is it because risk seeking investors also get some utility from expected return?
Yes.
It is a common assumption that investors invest to get returns, so in this good space returns are indeed a "goo …
- 29.7k
4
votes
How do non-US governments raise dollars?
Like all entities except the US government: they trade for it on the currency exchange market.
There are special cases when the US government gives aid without asking anything in return.
A government …
- 29.7k
7
votes
Accepted
Was there any currency backed by other metals than gold, silver or copper?
Spartan iron coins.
Roman bronze coins: Aes Grave
Chinese bronze coins: Ban liang (one type was bronze, not all)
A non-metal "currency" backed by various industrial metals: the cryptocurrency Tiberius …
- 29.7k