List of Articles Open Access Article Abstract Page Full-Text 1 - The effectiveness of implementing a math lesson plan with lesson study approach in critical thinking and problem solving methods(case study: 9th grade male and female students in Tehran) Fatemeh Pashanejati hassan shahrakipor افسانه صابر گرگانی Open Access Article Abstract Page Full-Text 2 - The effect of entrepreneurial orientation on the performance of banks with the mediating role of competitive strategy and knowledge management (case study: National Bank of Iran) Majid shamsiyan Mansour Torkiantbar@yahoo.com