Comparative financial system in Islam

Historians consider that the economic system that exists today is the main foundation of Western civilization. Indeed, some adherents of Western materialist doctrines established the rules of creation on the basis of this purely material economic life. As for the spiritual aspect and belief, it has no weight in the eyes of Western civilization, and it is an individual issue that has no place to be concerned. People themselves.
The author did not limit his discussion of the subject of "the comparative financial system in Islam" to the resources of the Islamic state and its expenditures. Rather, he also presented the public treasury, which was established to preserve Muslims' money and establish their rights, and then the revenues of the Islamic state from its various resources in different countries in many historical periods. Issues, and he expressed his opinion after weighing the opinions, and preferred what he thought was the most likely, and the closest to what we have of evidence and evidence.