Relation between Exports Incomes of Companies Accepted in Tehran Stock Exchange and their Stock Return

This research tried to study the relation between the exports incomes of companies accepted in Tehran Stock Exchange and their share outputs in of petro-chemical industry. For this purpose, the information related to the above variables was collected during 1999-2008. By using econometric approaches, specially, Johnson Collective Test and Vector Error Correction Model, the reciprocal relation of the variables was examined. The findings of Johnson Collected Test represented a long run mutual relation between the variables of the model mentioned. The results of Vector Error Correction Model Test explained that there is unilateral and direct relation between income gained by share outputs and the output of petro-chemical industry Stock has relatively less elasticity than the exports of this industry.