# Questions tagged [simultaneous-equation]

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### Given marginal tables back solve for contingency table

How to programmatically solve problems similar to the below: Most basic example: Given two marginal tables, solve for 2x2 distribution. A Sum 0 3 1 7 B Sum 0 4 1 6 Solve for A B Sum 0 0 0 1 ...
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### Econometrics of demand for substitute goods

I've got a problem that seems to be exposing a fairly fundamental hole in my econometrics training. I'm looking for a canonical reference for how to deal with the following sort of problem: For ...
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### Endogeneity and Simultaneity Issues with Independent Variables

One potential source for biased OLS coefficients is simultaneity (i.e. y and x are simultaneously determined). However, will the OLS coefficients also be biased if my independent (x) variables are ...
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### Is this model identified?

Is this model identified? The paper is in plosone, but it seems to be that the combination of regression paths from PCS ~ MCS and ...
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### Use of some dependent variable as covariate

The type of data I am interested has paired kind of responses. Let $Y_1, \ldots, Y_{n}$ denote first kind and $X_1, \ldots, X_{n}$ denote the second kind. I have a matrix $Z$ for covariates and $X$ ...
I would like to plot some graphs with the general form $f(x)=ax^3+bx^2+cx+d$ on the domain $[0.5,1]$. The parameters $(a,b,c,d)$ are dependent on some other variables $(p,q,r)$ and they satisfy all ...