List of Articles Open Access Article Abstract Page Full-Text 1 - The Effects of Targeted Subsidies on Residential Urban Water Demand(Case Study:Tehran) Ahmad Firouzi ali Dehghani Sajjad Faraji dizji Open Access Article Abstract Page Full-Text 2 - The Impact of Financial Sector Activities on Direct Tax Revenue Niloofar Nateghian Fatemeh Zandi Open Access Article Abstract Page Full-Text 3 - Impact of the Internet on Labor Productivity in Selected MENA Countries Ali Salmanpour Safar Farhang Mahnaz Shokouhi Fard Siamak Shokouhi Fard Open Access Article Abstract Page Full-Text 4 - Liquidity Shock and Expected Stock Return Case study: listed companies on Tehran Stock Exchange Hossein Karbasi Yazdi Seyed Saeid Daryabari Open Access Article Abstract Page Full-Text 5 - Studying the Solutions of Product Innovation Promotion in a Manufacturing Enterprise (A Study of Shimi Keshavarz Corporation Ehsan Morshedloo Mohammad Sadegh Alipoor Zahra Abedi Open Access Article Abstract Page Full-Text 6 - The Relationship between Earnings Variability and Earnings Forecast Using Neural Networks in Companies Listed on Tehran Stock Exchange Elham Omidi Gohar Roya Darabi Open Access Article Abstract Page Full-Text 7 - Study of Relationship between Environment, Marketing Strategy and Performance in Food Industries Seyaed HamidrezaRezaei Nikoo Nader Gharibnavaz