In the study, the GM (1, 1) model used to predict the land price in the central part of Nanjing city is constructed and the prediction of land price indices for the region is conducted.

• 在研究中，构建了可用于对南京市主城区地价水平进行预测分析的GM(1,1)模型，据此模型对南京市主城区的地价指数进行了预测。