Contingent valuation method is one of the most popular and effective techniques for the estimation of non-use value of public goods especially environmental goods.
条件价值评估方法是是目前世界上流行的对环境等具有无形效益的公共物品进行价值评估的方法。
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The contingent valuation method (CVM) is one of the most significant approaches of non-market valuation techniques and has been used widely.