| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | futon | Western countries | Considered a novelty or alternative sleeping option | 1 |
| 2 | futon | Western countries | Considered a space-saving and multi-functional furniture piece | 1 |
| 3 | nudge | Western countries | Used in behavioral economics to influence decision making without restricting choice, often through subtle prompts or changes in environment. | 1 |