Category: Econometrics

Quantifying Multicollinearity

Multicollinearity is one of the more serious problems that can arise in a regression analysis or even in simple frequency and mean analysis with a causal interpretation. Regression analysis assumes a degree of independence...

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The Least Squares Assumptions

This post presents the ordinary least squares assumptions.  The assumptions are important in understanding when OLS will and will not give useful results.  The objective of the following post is to define the assumptions of...

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