意愿调查价值评估法是目前西方广泛采用的一种环境物品经济价值的评估方法。
The contingent valuation method (CVM), and approach for economic valuation of environment, is now widely used by western countries.
意愿调查价值评估法是目前西方广泛采用的一种环境物品经济价值的评估方法。
The contingent valuation method (CVM), and approach for economic valuation of environment, is now widely used by western countries.
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