三江源区生态资源非使用价值评价

采用权变评价法评估了青海三江源区生态资源的非使用价值,并分析了其影响因素.结果表明,三江源区生态资源的非使用价值为453.06亿元/年,其中存在价值为236.36亿元/年,遗产价值为125.91亿元/年,选择价值为90.79亿元/年,人均支付意愿为76.30元/年.Logit模型和Tobit模型分析表明,对该区的了解程度、关注程度、重视程度、年龄、个人收入、教育程度等因素均影响其非使用价值评价.

Non-use value evaluation of ecological resources in sanjiangyuan region.

The non-use value of ecological resources in Sanjiangyuan Region was measured by contingent valuation method (CVM), and its influencing factors was analyzed. The non-use value of ecological resources in Sanjiangyuan Region was about 45.306 billion yuan/a,in which the existence value was 23.636 billion yuan/a,the bequest value was 12.591 billion yuan/a,the option value was 9.079 billion yuan/a,and the mean willingness to pay (WTP) for ecological resources in Sanjiangyuan Region was 76.3 yuan/a. Through analysis from Logit and Tobit model, it was found that the awareness, concentration, favour, age, income level and education level were extremely closely correlated with the non-use value.