An investigation the impact of exchange rate fluctuations on profitability of listed export companies in Tehran Stock Exchange

This research pays to investigate the relationship between exchange rate fluctuations and profitability of listed export companies in Tehran Stock Exchange (TSE). Monthly exchange rate fluctuations average were used to determine of exchange rate fluctuations (ERF) and 3 criteria contain return on sale (ROS), return on assets (ROA), and return on equity (ROE) applied to measure of profitability of export companies. In the study, 56 listed export companies in Chemical products (28 companies), Basic metals products (20 companies), and Metal ores (8 companies) industries were investigated during 2004-2011. Pooled/panel regression models in econometric software EViews 6 were exerted to test of hypotheses. Findings indicate that the effect of ERF on different criteria of company performance wasn’t significant in mentioned industries.