The Mutual Relationship between Working Capital Management, Financial Leverage and Performance Indices in Tehran Stock Exchange Companies (SURE Approach in Panel Data)

The relationship between working capital management, financial leverage and performance indices is one of the main issues in financial accounting and has been considered empirically in recent byears. Hence, this study, examines the relation between working capital management and profitability in Tehran Stock Exchange. In order to, we are using a sample of 146 companies in the 10 years during the period 2011-2020. In this essay the survey of the relation between working capital management and profitability by simultaneous equations, because in the model of this essay, independent variables and dependant variables are used interchangeably.For data analysis and estimation of the relationship between variables are used the simultaneous equations system, because the results of simultaneous equations system reliability and accuracy is more than single equation. The results show there is a relation between working capital management and profitability and suggested in the data analysis and policy adoption should be considered the relation between working capital and corporate profitability