Tests in Econometrics

CRDW Test The term “CRDW” (Cointegration Regression Durbin Watson) does not correspond to a specific test or method in econometrics. It seems to be a combination of two different concepts. First is the cointegration in the regression. Then, use the Durbin-Watson test to find the serial correlation for the existence of cointegration among the series, …

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MacKinnon, White and Davidson(MWD) test The MacKinnon, White, and Davidson (MWD) test, also known as the Heteroscedasticity and Autocorrelation Consistent (HAC) test, is a statistical test used in econometrics to assess the presence of heteroscedasticity and autocorrelation in regression models. It is an extension of the White test that allows for robust inference when these …

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An Essay on Panel Data in Econometrics?

Panel Data, also known as Longitudinal data, is a combination of both Cross-Section and Time Series Data. It is usually called Cross-sectional Time-series data as it is a collection of observations for multiple subjects at multiple instances. Panel data series can be any of the following four types. Long Panel Data Wide Panel Data Balanced …

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