This research aims to study effect of causal relationship between corporate
governance mechanisms and earnings quality of listed companies in the Stock
Exchange of Thailand during 2010-2012. In this study, corporate governance is
measured by board characteristic, ownership structure, executive compensation,
transparency and disclosure. In addition, earnings quality is measured by earnings
persistence and earnings informativeness. The results show that solid corporate
governance mechanisms, especially high level of transparency and disclosure
score, could lead to increasing of earnings persistence and the increase of
earnings persistence could significantly lead to high level of earnings informativeness
Analysis of results of sub groups in each business group i.e. financial business group, agro and food industry business group, industrials business group,and property and construction business group, reveal that the cash flows of each business group are related differently to future earnings and financial costs.
Research results are therefore useful in applying to users of financial statement in the analysis of data and in the data presentation of the financial statementof companies listed on the Stock Exchange of Thailand.