The impact of good corporate governance, quality of auditors, and quality of earinigs on value relevance of earnings : evidence from the stock exchange of Thailand
Abstract:
This study is encouraged by the results of some earlier researches on usefulness of earmine information. Those researches found the correlations betweens earnings information and stock price at low level, leadinged to queries on the usefulness of earnings information for explanining stock price. Thus, this study tests some factors that probably increased or decreased the ability to explain the stock price of the earnings information. The purpose of this study was to determine the impact of good corporate govermance, quality of auditors, and earnings quality on the value relevance of earnings.This study used stocks prices and finalcial statement data of companies in all industries except financial and banking. Finance, securities and insurance data during 2001 to 2005 were collected from 1,154 firms that registered in the Stock Exchange of Thailand. The method used her is the multiple regression analysis. The level of significance of independent variables for the model and all statistical tests were conducted at significant level of 0.05 and 0.01.The result indicated that good corporate governance, quality of auditors, and quality of earnings yielded an impact on value-relevance of earnings as in the assumption of the research. Good corpater govenance and quality of auditors had positive impact on the value relevance of earnings. And, firms with good corporate governance awards or using Big 4 auditors could increase the value relevance of earnings. On the contrary, the quality of earning yielded has negative impact on the aforementioned ability. Firms with high accrual basis (low quality of earnings) decrease the value relevance of earnings, whereas firms with low accrual basis (high quality of earnings) increased the value relevance of earnings.