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Economics : Recent Questions and Answers (Page 73)

Find answers to your questions about Economics or help others by answering their Economics questions.

How can I build a fixed point theorem argument in pure strategies?

To begin with, I am recalling the Banach Fixed Point Theorem. Let $(X,d)$ be a non-empty complete metric space with a contraction mapping $T:Xto X$. Then $T$...

Asked on 09/10/2020

2 answer

Question Regarding Equilibrium Price & Surplus

So here's an example of a standard Supply & Demand Relationship for an Individual Supplier: As a supplier, for 1 dollar, I'll produce 1 unit of something. For 2 dollars,...

Asked on 09/08/2020 by Anthony Fallone

1 answer

Why does the Loanable Funds Market model use the real interest rate instead of the nominal interest rate?

As far as I understand, the majority of loan contracts specify a nominal interest rate, NOT a real interest rate. So a hypothetical loanable funds markets would have people suggesting...

Asked on 09/07/2020

1 answer

How compensating balance works?

Assume a clothing store needs a 100,000 line of credit (LOC) to manage its operating cash flow each month. The store plans to use the LOC...

Asked on 09/06/2020 by q126y

1 answer

How does profit correlate with the duration of options?

To wit, do you profit more off options, the shorter-term they are like 0 DTEs? I know that option premium correlates negatively with duration. Pre-suppose you think some...

Asked on 09/05/2020 by AYX.CLDR

2 answer

What are the correct utility functions?

It is common to talk about utility functions. For example in a universe with only two goods, we might assume each person (or group of people) carries a function ...

Asked on 09/05/2020

2 answer

How can power/electricity prices be negative?

Bloomberg shows this chart: I understand the above chart to mean that consumers were actually paid to use electricity. (Please...

Asked on 09/04/2020

4 answer

Generalizing demand for perfect substitutes utility function

I have the utility function: $U(x_1,...,x_n)=a_0+sum_{i=1}^{n}a_ix_i;;;;;;;;;a_jinmathbb{R}_+ ;;forall j={0,...,n}$ (maybe $a_0$ could be zero) $sum_{i=1}^{n}a_iin (0,K);;;$ where $K<infty$ Where the problem is: $max_{x_1,...,x_n}U;;;;;;;;c.t.;;sum_{i=1}^{n}p_ix_i=m;;;;;$ (With positive prices...

Asked on 08/31/2020 by nrivera

1 answer

How do I use a monopsony (product market) graph to show that a firm has more buying power over a supplier?

For instance, Tesco has more buying power over British farmers. How would I show this on a monopsony graph where Tesco has a surplus?...

Asked on 08/31/2020 by Nabil C

1 answer

Why do interest rates move together?

Why do interest rates (mortgage, LIBOR, Treasury yields, etc.) move together? What is the fundamental reason behind that? From my understanding, what drives it is the Federal Funds Rate, which...

Asked on 08/27/2020

1 answer

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