Annual report
it is believed that the sustainability report can be an exclusive communication channel to provide environmental reports. As a result of this exclusivity. it is important to improve the information provided, and this improvement can even bring benefits for the company for society and for the environment
given that publication of the sustainability report has had greater regularity in the sample studied in the last three years, the study opted to analyze the years 2009-2011 to increase the number of observations and firms analyzed. It is important to highlight that the year 2012 was not included because the sustainability report is usually published in the second semester of the following year and,