| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | trade | Barter societies | Bartering system used for exchanging goods | 1 |
| 2 | trade | Barter-based economies | Bartering goods and services is a common practice | 1 |
| 3 | trade | Barter-based societies | Trade is based on exchange and reciprocity, often involving traditional goods and services, and plays a significant role in preserving cultural heritage. | 1 |
| 4 | trade | Barter-based societies | Goods and services are exchanged directly without using money | 1 |