Answer:
It charged taxes on goods traded throughout the empire.
Step-by-step explanation:
By the end of the fifteenth century, the Ottoman Empire had become one of the world's greatest civilizations. Much of the empire's power and wealth derived from trade. Products like silk, spices, and precious metals were taxed heavily, thus benefiting the Ottomans. The location of the empire allowed the Ottomans to control the land trade routes across Eurasia. But, their control of trade was to change rather quickly, with the Age of Exploration and the discovery of ocean routes to the East.