Table 3 Blocks division and spatial correlation relationships.
Blocks | Cities | Contacts sent | Contacts received | Expected internal relationship (%) | Actual internal relationship (%) | Block role | ||
|---|---|---|---|---|---|---|---|---|
Inside | Outside | Inside | Outside | |||||
I | Ulanqab, Kaifeng, Yan’an, Shangqiu, Ordos, Guyuan, Pingliang, Baotou, Hebi, Lanzhou, Jinan, Dongying, Taiyuan, Baoji, Heze, Tongchuan, Xinzhou, Zhengzhou, Yuncheng, Binzhou | 21 | 193 | 21 | 123 | 32.20 | 9.81 | Net Spillover |
II | Shizuishan, Hohhot, Weinan, Xi’an, Hanzhong, Jinzhong, Yinchuan, Baiyin, Linfen | 19 | 97 | 19 | 160 | 13.56 | 16.38 | Net Benefit |
III | Qingyang, Xining, Xianyang, Jiaozuo, Changzhi, Yulin, Tianshui, Shuozhou, Lvliang, Yangquan, Weifang, Zhongwei, Xinxiang, Wuzhong, Jincheng, Wuhai | 16 | 162 | 16 | 123 | 25.42 | 8.99 | Bilateral Spillover |
IV | Longnan, Shangluo, Bayannur, Anyang, Liaocheng, Qingdao, Puyang, Datong, Zibo, Wuwei, Dingxi, Tai’an, Jining, Dezhou, Luoyang | 56 | 153 | 56 | 199 | 23.73 | 26.79 | Broker |
