Table 2.

Operational definitions of research constructs.

Constructs	Operational definitions	References
CSR	CSR is described as a persistent obligation by acting morally in industry and by improving value to financial expansion, living quality, and community. CSR addresses economic, legal, ethical, and philanthropic matters.	Ahn and Kwon (2020)
PURI	GPI indicates the probability that customers will purchase a specific product subsequent to their ecological beliefs, and signifies the degree to which customers are willing to acquire products and services from companies with a status for being ecologically responsible.	Newton et al. (2015)
WOM	GWOM is the amount to which a customer would advise others regarding constructive ecological communications associated with products and services.	Zhang L. et al. (2018)
ATTI	GA about a product is linked to the customers’ inclination and complete assessment of a brand, which personifies their likes and dislikes.	Suki (2016)
CONC	GC is a customer’s emotional assessment of ecological concerns and is frequently considered an antecedent to GPI.	Zhang L. et al. (2018)
TRUS	GT is the level of customers’ dependence on a particular entity; this trust is based on the faith established from compassion, integrity, and ecological performance.	Ahmad and Zhang (2020)

CSR, Corporate social responsibility; ATTI, Green attitude; CONC, Green concern; PURI, Green purchase intention; TRUS, Green trust; WORM, Green word of mouth.