本文通过借鉴国内外资源经济学家和数量经济学家的最新研究成果 ,从土地经济学的角度建立了一套计算耕地损失的指标体系和方法体系 ,包括耕地的质量性损失、数量性损失和价值性损失 ,计入了耕地减损引发的生态效益和社会效益损失 ,将耕地的多价值性得以在经济学上表述。并以河北省为例进行了社会经济评价 Based on the latest research results of resource economists and quantitative economists at home and abroad, this paper sets up an index system and method system for calculating the loss of arable land from the perspective of land economics, including the loss of quality of farmland, loss of quantity and The loss of value includes the ecological and social benefits caused by the loss of cultivated land and economically expresses the multi-value nature of cultivated land. Taking Hebei Province as an example, we carried out a socio-economic evaluation