@article{2018,title={COMPARISON OF FINANCIAL PERFORMANCE ANALYSIS OF COMPARATIVE SECTORS BY THE TOPSIS METHOD: A RESEARCH ON BİST30 COMPANIES},abstractNode={Multi-criteria decision-making methods (MCDA) can be defined as mathematical methods that can be used to make the most correct decisions in more than one alternative decision making problem. The profitability ratios and the vertical percentage ratios calculated by using the financial statement data published in the independent audit reports between 2010 and 2016 are used for the companies excluding the banks that are traded in BİST30 as data. The TOPSIS method is one of the findings of the study that, when using the correct evaluation factors, it is one of the methods that can be applied to the best choice from of alternatives. According to the results obtained in the study, the best financial performance of F1 company, which is shown in detail in the analysis stages, is the year 2016 and the last year is 2011. The ranking of the other companies is shown in the conclusion section.},author={Ayşe CEYLAN-- Çiğdem ÖZARI},year={2018},journal={Kesit Akademi}}