Which ancient civilization introduced the world's first known standardized pricing system with fixed prices set by royal decree that merchants couldn't change?

In ancient civilizations, pricing strategies weren't just about commerce—they were deeply intertwined with politics, religion, and social hierarchies. From Mesopotamian clay tablets recording fixed prices to Egyptian market regulations, ancient societies developed sophisticated approaches to determine the value of goods. Test your knowledge about how these early civilizations established some of history's first pricing strategies and how they influenced their economies and trading systems.

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Babylon under King Hammurabi's Code (circa 1754 BCE)
Ancient Egypt during the New Kingdom period
The Roman Empire under Emperor Diocletian
Ancient China during the Han Dynasty