2019年地级市空间距离表，有了这个数据可以免去很多麻烦，例如：使用空间计量经济学时的空间权重矩阵（距离）可以省去初步核算，方便地计算溢出效应！[tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue][tongue]