and having as independent variables the adoption or not of
industry-specific standards (IND_ST), proprietary standards
(PRO_ST) and XML-based standard (XML_ST), and also the degree
of development of firm’s intra-organizational (internal) IS (INT_IS)
and e-sales IS (ESAL_IS). Positive and statistically significant
coefficients b1, b2 and b3 will indicate that the adoption of
industry-specific standards, proprietary standards and XML-based
standards respectively increase the impact of ICT on the particular
perspective/dimension of business performance.