This research aims to study the relationship between corporate governance assessment and performance: A case study of listed companies in the Stock Exchange of Thailand. The data was collected from the Corporate Governance Report of Thai Listed Companies and the Thai Institute of Directors with excellent very good and good CG scores for five consecutive years. The data obtained was based on financial statements annual reports and annual registration statements (Form 56-1) from 2015 to 2019 for 214 companies in total. Descriptive and inferential statistics were used for data analysis i.e. Pearson’s correlation coefficient and multiple regression. The findings revealed that corporate governance i.e. the proportion of independent directors the proportion of managerial ownership CEO authority merging and the proportion of meeting attendance of the board had a positive relationship with the performance of listed companies with significance levels of 0.01 and 0.05. The measurement was based on gross profit margin (GPM) return on assets of shareholders return on sales (ROS) and earnings per share (EPS).

This research aims to study the relationship between tax planning & performance and the stock prices & dividend payments of companies listed on the Stock Exchange of Thailand SET100 group. It was conducted by collecting information from financial statements annual reports and the information registration forms (Form 56-1) of 69 companies from 2015 to 2019. Descriptive statistics and inferential statistics were used for data analysis including correlation analysis and multiple regression analysis. The study results show that the return on equity ratio (ROE) book value per share (BV) and earnings per share (EPS) ratio positively correlated with the stock prices. The corporate income tax rate to total assets (TAX/ASSETS) the return on total assets (ROA) the return on equity (ROE) and the book value per share (BV) ratio were positively correlated with the dividend yield (DY) ratio. The earnings per share (EPS) ratio had a negative correlation with the dividend yield (DY) ratio and the effective corporate income tax (ETR) ratio had a positive correlation with the dividend payout ratio (DP) with a statistical significance at 0.01 and 0.05 levels.

This research aimed to study the relationship between Corporate Governance Social Responsibility and Profitability of 56 companies related to the agriculture and food industry and listed on the Stock Exchange of Thailand. Data was collected for 2015 to 2020 and analyzed using descriptive statistics such as frequency percentage mean and standard deviation. Likewise this research also used inferential statistics including Pearson’s Correlation Analysis and Multiple Regression Analysis. The findings were Corporate Governance; Proportion of Independent Director (PID) had positively correlated with Profitability including the Return on Total Assets (ROA) the Return on Equity (ROE) and the Gross Profit Margin (GPM). The correlations were statistically significant at 0.01 and 0.05 levels. Besides Corporate Social Responsibility; the Environmental Social and Governance (ESG) and the Disclosure of Corporate Social Responsibility Activity (DCSRA) had also positively correlated with Profitability including the Return on Total Assets (ROA) the Return on Equity (ROE) and the Gross Profit Margin (GPM). The correlations were statistically significant at 0.01 and 0.05 levels.

This study aimed to investigate the relationship between corporate governance and financial ratio with the performance of companies listed on the stock exchange of Thailand with an excellent score. The data were collected from annual registration statement (Form 56-1) of 191 companies from 2016 to 2020. Descriptive statistics such as mean percentage standard deviation and Inferential statistics such as Pearson’s Correlation Coefficient and Multiple Regression Analysis were used to examine the relationship. The results showed that 1) Corporate Governance namely Board size the ratio of independent director and Managerial Ownership positively corelated with firm performance. 2) Leverage Ratios (Financial Ratio) namely Debt to asset ratio and Debt to equity ratio negatively corelated with firm performance but Interest coverage ratio positively corelated with performance

This research is to investigate the effects of Accounting Systems online based Cloud computing and Competitive Advantage of Thai-listed firm by collecting data from 518 company of Thai-listed companies in Stock Exchange of Thailand by using a questionnaire as an instrument. The results of statistics used for analyzing the collected data were simple linear regression analysis and multiple linear regression analysis indicated Accounting Systems online based Cloud computing had positive relationships with Competitive Advantage. The results obtained from this study could be used as guidelines for developing creating and improving the Accounting Systems online based Cloud computing to support decision making of manager of organization.