Wages prevalent in the market for a certain service.
Al-dhira al-Yusufiyah
Al-bai‘ bil raqam
Al-takmilah
Al-amwal al-ribawiyah
Al-qirbah
Al-ibrah
Al-barakah
Al-khatam al-jami'ah
Al-waqf al-‘amm
Al-bai al-suri