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When estimating a multivariate model using OLS. Discuss possible problems, such as multicollinearity, heteroscedasticity and simultaneous equation...

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Statistics

When estimating a multivariate model using OLS.
Discuss possible problems, such as multicollinearity,heteroscedasticity and simultaneous equation bias.

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Ordinary least square or OLS is a type of linear least squares method for estimating the unknown parameters in a linear regression model Now while estimating multivariate model sometimes assumptions of ols get violated and so problems such as multicollinearity heteroscedasticity ans simultaneous equation bias etc arises Which has been discussed below Multicollinearity Multicollinearity    See Answer
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