... scales on three firm performance indicators. Findings The findings reveal that the five SCA scales display adequate discriminant validity and thus measure distinct concepts. Further, the relationships between SCA and its antecedents and consequences vary significantly depending on the SCA scale used...

... The framework and additional suggestions will help to advance the knowledge about scale purification. Originality/value This paper demonstrates that the justification for scale purification needs to be driven by reliability, validity and parsimony considerations, and that this justification needs...