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| resource economics | |||
| economics of resources | |||
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资源经济学 : 9 phrases in 7 subjects |
| Commerce | 1 |
| Desert science | 1 |
| Earth sciences | 1 |
| Economics | 1 |
| Name of organization | 2 |
| Oceanography & oceanology | 1 |
| Technology | 2 |
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