“…This result is consistent with several studies that show the adoption of the ISO 14001 environmental management system will not only reduce financial inputs in operations, but will also have a considerable impact on daily operations, influencing business performance (Zeng et al, 2010). Moreover, this indicates that the ISO 14001 profoundly influences the implementation of CP practices (Salvador et al, 2000). Finally, for firm capacity (number of employees), CPP8, CPP15, CPP21, CPP22, CPP24 and CPP26, highlighted in the Kruskal-Wallis H test, were further analysed using the Mann-Whitney U test, based on 10 hypotheses.…”