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Several tests for heteroskedasticity in linear regression models are examined. Asymptoticrobustness to heterokurticity …, nonnormality and skewness is discussed. The finite sample eliability of asymptotically valid tests is investigated using Monte …
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Purpose – The purpose of this paper is to provide an overview of unobserved heterogeneity in the context of partial least squares structural equation modeling (PLS-SEM), its prevalence and challenges for social science researchers. Part II – in the next issue ( European Business Review ,...
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Purpose Part I of this article ( European Business Review , Volume 28, Issue 1) offered an overview of unobserved heterogeneity in the context of partial least squares structural equation modeling (PLS-SEM), its prevalence and challenges for social sciences researchers. This paper aims to...
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deviate from the null hypothesis of white noise. Moreover, we have found evidence of nonlinearity but strong evidence against … chaos for the returns series. Further tests show that the source of nonlinearity is rather different. Hence, the …
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