In the Islamic perspective, the rizq does not simply mean food or money. It encompasses everything that God gives to a man, and its unequal distribution is as per a complex Design that encompasses the human effort. (6:165) Moreover, the Quran also acknowledges the need of activities that are for God only (fi-sabil-lil-lah) and do not involve a commercial return. To compensate partially this designed inequality of rizq, and to generate resources for such non-commercial activities, Quran prescribes zakat and encourages Sadaqa. Zakat is a regular and obligatory contribution, compulsory for all capable...