| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | currency | historical civilizations | Relies on fiat money and electronic transactions in modern Western societies | 1 |
| 2 | currency | historical civilizations | Historically based on precious metals like gold and silver in many ancient civilizations | 1 |
| 3 | monetary value | ancient civilizations | Monetary value may be less significant compared to the value of goods in barter-based societies or ancient civilizations. | 1 |