ปริมาณการลงทุนของนักลงทุนที่มีผลต่อการเปลี่ยนแปลงราคา ของกองทุนรวมอีทีเอฟ SET 50 ในตลาดหลักทรัพย์แห่งประเทศไทย

The objective of this research was to study the investors’ investment volumes affecting the Price change of the ETF SET 50 mutual fund in the Stock Exchange of Thailand. This research was the Quantitative Research. The descriptive statistics was used to test the preliminary data and used the Multiple Regression Analysis of the Inferential statistics to test the hypothesis and used Pearson Correlation to find the relationship between independent variables by using the daily data of the past five years start from January 1 2012 to December 31 2016. The results of the study found that the investment volumes of domestic institutional investors’ portfolio account of foreign companies and general investors affected the Price change of the ETF SET 50 mutual fund and the SET 50 stock price index in the Stock Exchange of Thailand at the 0.05 significant levels. The SET 50 stock price index was highly and positively related to ETF SET 50 mutual fund price change in the Stock Exchange of Thailand at the 0.01 level of statistical significance