Economic demand is an essential part of life. Every human being requires things, goods, and services for their daily lives. Some more essential than others. The Qur’an says that to acquire those things that humans need they must work for them.
That labor and effort are a prerequisite for receiving any goods that are in demand. However, the things that Muslims can work at or create are limited to those that have been declared Halal by the Qur’an………………………………………..Full Article: Source