Integrated Reporting and Assurance of Sustainability Information: An Experimental Study on Professional Investors’ Information Processing

Sustainability-related non-financial information is increasingly deemed value relevant. Against this background, two recent trends in non-financial reporting are frequently discussed: integrated reporting and assurance of sustainability information. Using an established framework of information acquisition, evaluation, and weighting, this experimental study investigated how the choice of reporting format interacts with the voluntary assurance of sustainability information. [...]