Title: Dirāsāt fī al-mafāhīm al-iqtiṣādīyah ladá al-mufakkirīn al-Islāmīyīn
Subjects: Economics, Islam, Islamic Empire, Property (Islamic law), Real property tax, Religious aspects of Economics, Religious aspects
People: Abū Yūsuf Yaʻqūb (731 or 2-798)