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5 Intriguing Facts About Wealth 1. The Origins of "Salary" are Edible The word salary has its roots in the Roman Empire. Roman soldiers were sometimes paid in salt (known as salarium argentum), which was an incredibly valuable commodity used for food preservation. In the ancient world, having a stockpile of salt was a literal sign of wealth. 2. The World’s First Millionaire "Monopoly" Long before paper money was standardized, the ancient Sumerians (around 3,000 BCE) used small clay tokens to re