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Questions tagged [endogeniety]

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The rationale for using a lagged variable to address endogeneity arising from simultaneous causation?

when there is simultaneous causation between dependent and independent variables often in papers we see a lagged variable being used in place of contemporaneous variable. For example, Clemens, ...
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42 views

If an endogenous explanatory variable is serially correlated does it mean that its lags are also endogenous?

in panel data when examining economic growth determinants lags are often used to account for endogeneity of explanatory variables. However if the explanatory variable is serially correlated, does it ...
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Testing for endogeneity when the model does not have any known exogenous variables?

so I was wondering how can one test for endogeneity in a model if the model does not have any known exogenous variables, there are no instruments available for the suspected endogenous variables? I ...
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1answer
39 views

Endogeneity problem with a dummy variable

I have a panel data model as following, $$Y_{it}=intercept +B_1X_{it}+B_2Q_{it}+error_{it}$$ where $i$ is for firm and $t$= time. $Y$= trade credit demand, $X$= inventory cycle, as inventory ...
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1answer
42 views

Justification for my Random Effects estimation

I need to defend my use of the Random Effects (RE) estimator in my economics project. I've been told in cross validated that the proper place for the question is here. The causal effect of the ...
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1answer
102 views

Can all the regressors be endogenous in a given model?

I'm trying to estimate the following model: Labor demand=f(wages,lagged labor demand, GFCF, GDP, trade share, labor productivity, real exchange rate)... (1) Wages= f(labor demand,lagged wages, GFCF, ...
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1answer
356 views

Confounding versus endogenous variables. What is their relative hierarchical position?

There are valuable resources on the lexicon of types of variables quickly accessible, such as here. However, some of these concepts appear side-by-side often enough to make them confusing. For ...
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3answers
88 views

Does endogeneity matter when neither independent variable nor error term are correlated with dependent variable?

if the double arrows show that X and the error term are correlated, but that neither variable affects Y, is endogeneity a problem in this scenario? Why or why not?
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2answers
392 views

Testing for Endogeneity

I apologize if this question is very basic. I have the following plain vanilla Instrumental Variable model. $Y=\alpha+X\beta+\varepsilon$ $X=\delta+Z\gamma+\eta$ $\varepsilon\perp\eta,\quad Z\perp\...
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0answers
59 views

Addressing endogenity in price elasticity and the Promotion Optimization Problem

I have data on purchases gross prices discounts (like coupons) net prices (i.e. gross price - discounts) number of leads (potential customers at any given time) conversion rates (# purchases / # ...
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0answers
316 views

How to test if variables are jointly determined?

If I wanted to test, for example, if consumption growth and credit growth are jointly determined, and therefore justifying the use of instrumental variables, how would I go about this? Would running a ...
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1answer
238 views

Count panel models for endogenous regressors

I have a count variable as the dependent variable and several continuous regressors on the RHS. The dependent variable and some regressors are supposed to be endogenous to unobserved factors. I have a ...
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26 views

Sources of the endogeneity of money in New Keynesian economics (Woodford)

I am trying to wrap my head around Woodford's "Interest and Prices" so I have a question regarding the source of the endogeneity of the money supply in his models. The Post Keynesian view is that ...
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1answer
144 views

Selection bias - Will multiple regressions solve the problem?

Now I have a data from an African country concerning (i) levels of corruption across public sectors and (ii) perceptions of service quality from households (bad, medium and high). The data consist two ...