This document provides an introduction to the Islamic economic system. It discusses key concepts such as zakat (mandatory charity), public ownership of vital resources, currency based on gold and silver, and a prohibition on interest. Zakat facilitates wealth redistribution from rich to poor. Public ownership ensures equal access to necessities and prevents monopolization. An interest-free system is evidenced by Quranic verses. Copyright and patents are also discussed. Overall the document outlines some of the fundamental principles of Islamic economics.