List of Articles investment rate Open Access Article Abstract Page Full-Text 1 - Corporate Governance, Investment and Business Growth in Companies Listed on Tehran Stock Exchange Hadi Amouzad Open Access Article Abstract Page Full-Text 2 - Studying the Possibility of Replacing Petrochemical Products with Natural Gas in Public Transport Sector (In case of the taxis of the city of Tehran ) Marjan Damankeshideh Emelia Akhlaghi