2002
DOI: 10.1007/s11408-002-0403-4
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Cluster analysis: Application to sector indices and empirical validation

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Cited by 13 publications
(8 citation statements)
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“…The results obtained in this study are in line with those obtained by other papers describing the structure of the main North American companies. In most cases, cluster formation is as expected and in line with other studies (see Boillat et al 2002 and references therein). For example, the financial sector is close to the insurance sector and the pharmaceuticals sector is close to the healthcare sector.…”
Section: Discussionsupporting
confidence: 91%
“…The results obtained in this study are in line with those obtained by other papers describing the structure of the main North American companies. In most cases, cluster formation is as expected and in line with other studies (see Boillat et al 2002 and references therein). For example, the financial sector is close to the insurance sector and the pharmaceuticals sector is close to the healthcare sector.…”
Section: Discussionsupporting
confidence: 91%
“…As shown by many previous studies aiming to solve similar research problems (e.g. Cinca et al 2005;Gupta, Huefner 1972;Leal, Powers 1997;Sell 2005;Helg et al 1995;Boillat et al 2002), the methods of multivariate statistical analysis provide an effective tool of identifying the most important regularities within such data sets.…”
Section: Methodsmentioning
confidence: 99%
“…However, although the clustering method is relatively easy to understand, the same is not always true of the results [19]. Accordingly, caution is needed when interpreting the results because it is difficult to manage all the mechanisms involved in cluster formation.…”
Section: Empirical Analysismentioning
confidence: 99%