Official designation for informal partnership during Fatimids (AD 969–1171) and ’Ayubid (AD 1183–1260) Egypt.
Mubah al-’asl
Al-najiz
Dhawu al-fara'id
Qafiz al-tahhan
Al-‘ushr
Sahib al-nisab
Special Musharakah Certificates Against Existing Public Sector Enterprises
Al-kharaj bil daman
Daman al-talaf
Rukn