List of Articles Copula Open Access Article Abstract Page Full-Text 1 - A Study of the Problem of Ontological Indigence in the Transcendent Philosophy Hamid Talebzadeh Marziyeh Afrasiabi Open Access Article Abstract Page Full-Text 2 - A Critical Study of the Applications of the Theory of the “Copulative Existence of the Effect” in Philosophical Problems Ali Arshad Riahi Fattah Honarjoo Open Access Article Abstract Page Full-Text 3 - Mulla Sadra and Two Principles of Presupposition and Affirmation of the Subsistent Tuba Kermani Roohallah Daraei Open Access Article Abstract Page Full-Text 4 - An Analytic Study of the Views of Mullā Ṣadrā and his Successors on the Nominal and Copulative Meanings of Being (Some Deliberations over the Linguistic Discussions of the Transcendent Philosophy) Roohollah Daraei Open Access Article Abstract Page Full-Text 5 - A Study of Man’s Loneliness in Transcendent Philosophy Mehran Najafi Hadi Vakili Open Access Article Abstract Page Full-Text 6 - The Importance of Innovation in the Development of Iran’s Entrepreneurial Ecosystem Saeed KiyanPour Mohsen Hajian Mahsa Abdi 10.61882/jstpi.44955.21.83.1 Open Access Article Abstract Page Full-Text 7 - Innovative Stock Portfolio Optimization: An Integrated Approach Using PSO Algorithm and Worst-Case CVaR with Dynamic Copula for Enhanced Performance Vahid saee yaghub pourkarim Seyedali Paytakhti oskoii Rasoul Baradaran Hassanzadeh Mahdi zeynali