Abstract:
The purposes of this research were to study: 1 ) sustainability disclosure the reporting of industrial businesses listed on the Stock Exchange of Thailand. 2 ) sustainability disclosure the reporting that affect the firm value of industrial businesses listed on the Stock Exchange of Thailand. 3) sustainability disclosure the reporting that affect the rate of return of the business of industrial businesses listed on the Stock Exchange of Thailand. 4) Comparison the firm value between business groups that had disclosure and those that had not disclosure information in the sustainability report of industrial businesses listed on the Stock Exchange of Thailand. 5) Comparison the rates of return of businesses between business groups that had disclosure and those that had not disclosure information in the sustainability report of industrial businesses listed on the Stock Exchange of Thailand. It is quantitative research. Data were collected from annual reports, annual information disclosure form (Form 56 -1 One Report) and sustainability report of a sample group of 92 companies. Data were collected for 5 years (from 2018-2022), totaling 460 data sets, using Panel Regression analysis by using the Fixed-effect Panel OLS method. The research finding showed that 1. Sustainability disclosure the reporting of industrial businesses listed on the Stock Exchange of Thailand is at 45%. 2. Sustainability disclosure the reporting affect the firm value at the statistical significance. (p < .05) 3. Sustainability disclosure the reporting, it is not statistically significant enough to explain the relationship with the rate of return of the business. 4. The firm value between business groups that had disclosure and those that had not disclosure information in the sustainability report no different. 5 . The rates of return of businesses between business groups that had disclosure and those that had not disclosure information in the sustainability report different at the statistical significance. (p < .05) In conclusion, sustainability disclosure the reporting of industrial businesses listed on the Stock Exchange of Thailand affect the firm value and the rates of return of businesses between business groups that had disclosure and those that had not disclosure information in the sustainability report different