Fluctuations and Changes in Expected Rate of Return Based on Comparability and Environmental Uncertainty in Oil, Gas and Petrochemical Firms
Publish place: Petroleum Business Review، Vol: 3، Issue: 3
Publish Year: 1398
نوع سند: مقاله ژورنالی
زبان: English
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شناسه ملی سند علمی:
JR_PBR-3-3_004
تاریخ نمایه سازی: 22 آذر 1399
Abstract:
Information flow is a key parameter in an economic activity and acts as the main factor in the appearance, stability and efficiency of capital markets. The purpose of this study is to investigate the effect of comparability and environmental uncertainty on the expected rate of return in oil, gas and petrochemical firms. The current study applies panel regression method estimator to investigate the relationship between comparability, environmental uncertainty, and the expected rate of return of 500 firm-year observations in oil, gas and petrochemical firms listed in Iran Securities and Stock exchanges for the period of 2009-2018. The results of the research show that the comparability and uncertainty has a significant effect on the expected rate of return. In other words, the results of the research show that the expected rate of return is a function of comparability and it varies in different levels of comparability. Key words: Comparability, Expected rate of return, Uncertainty
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Authors
Mohsen Rashidi
Assistant Professor, Accounting Department, Lorestan University, Khoram Abad, Iran