Using basic conception of resource and environmental economics and starting from Ricardo's land rent theory, we put forth a model to express the total economic value of farmland.

借鉴资源环境经济学价值理念分析耕地价值内涵，从李嘉图地租理论出发，立足于耕地的特殊属性，提出实现耕地总经济价值评估的理论模型。

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The relationship between resource consumption and economic growth is the outstanding emphasis of the study of environmental economics.

资源消费与经济增长之间的关系是环境经济学研究的重要领域。

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Based on the summarization of the achievements on environmental and natural resource economics in the western developed countries, the new research trends are discussed systematically.

在总结欧美发达国家环境与自然资源经济学研究成果的基础上，系统地论述了本学科研究的新课题和发展趋势。

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