This paper examines the antecedents of non-financial audit quality in the novel setting of sustainability assurance (SA). We proxy SA quality by a content analysis of the information disclosed in approximately 1,200 publicly available SA statements issued by a panel of G500 global firms in the...

This paper explores the factors associated with the voluntary decisions to assure social, environmental and sustainability reports. Since the market for assurance services in this area is in its formative stages, there is a limited understanding of the demand for this emergent non-financial...