ความสัมพันธ์ระหว่างปัจจัยที่มีผลกระทบกับคุณภาพการเปิดเผยข้อมูลด้านสิ่งแวดล้อมของบริษัทจดทะเบียนในตลาดหลักทรัพย์แห่งประเทศไทย

The purpose of the study on the association between factors affecting environmental information disclosure quality of listed companies in the Stock Exchange of Thailand was to investigate factors which posed impacts on the listed companies in Thailand Stock Exchange using the information from 2007 to 2011. The data applied Multiple Regression Analysis to test the relationship between the dependent variable environmental information disclosure quality and independent variable which included the ability to compete the ability to make profits business liquidity operation period business industry and business size as control variables. The result showed that the ability to compete was significantly related to the quality of the environmental information disclosure. This means that the higher competition the more environmental information disclosure. Regarding the other variables such as the ability to make profits business liquidity and operation period did significantly not relate to the environmental information disclosure quality. Moreover business size had significant positive association with the quality of the environmental information disclosure which means that bigger businesses are more capable to reveal their environmental information than the smaller ones. The information disclosure qualities in terms of resources legalization and sustainability were reported more highly than others. However the companies producing industrial products disclosed their companies’ policies more while service industries revealed more about their accounting and financial information which related to the environment.