The Investigation of Association between Financial Performance and Stock Returns by Entropy and TOPSIS Methods

The purpose of this study is to analyze the association between financial performance and stock returns. The study covers the annual data of firms traded in the Borsa Istanbul 30 Index for the period 2014-2017. While Entropy method is used to determine the weights of financial variables in the analysis process, TOPSIS ranking method based on financial ratios is employed to determine the financial performance of firms. In addition, the relationship between financial performance and stock returns is investigated using correlation analysis. The results of the study suggest that there is no significant relationship between firm financial performance and stock returns