It mainly shows the over consumption of ecologic service of externality of the negative consumers and insufficient supply of ecologic service of externality of the posi...

• 提出了通过建立适当的激励机制,一方面来抑制行为主体对生态服务的过度消费,另一方面来揭示个人的偏好,确定受益人及受益量,从而解决最优供给的问题。