List of Articles "Gravity model" Open Access Article Abstract Page Full-Text 1 - Institutional Policy of Foreign Investment in the Framework of Multilateral and Regional Investment Treaties Mostafa Heidari Haratemeh Vahid Araei seyed mahmod eslami 10.30495/jik.2024.23252 Open Access Article Abstract Page Full-Text 2 - Investigating the relationship between attraction of settlements and migration rate by combining Gravity and Regression Model - Case study: Cities of Isfahan Province (2011-2016) Sajjad Rabiee Jarmafshari 10.30495/jzpm.2021.27588.3865