List of Articles the Spread of Covid-19 Open Access Article Abstract Page Full-Text 1 - Modeling Investor Behavior Patterns in Choosing a Stock Portfolio During the Covid-19 Epidemic Saeed Harivandi َAhmad Ahmadi Mahmoud Lari Dasht Bayaz 10.30486/fbra.2023.1999307.1235 Open Access Article Abstract Page Full-Text 2 - Examining civil Responsibility and Method of Compensation caused by the Fault of the Government in the Spread of the Covid-19 Virus Mojtaba Maghsoodi Hamid Soleymani 10.30495/jcld.2023.1979374.1047