Table 4 Summary of VIF values for each social indicator in the Ming and Qing Dynasties

From: Spatio-temporal evolution of water engineering facilities and social influences on the Grand Canal during the Ming and Qing dynasties

Dynasty

Business development indicator

Agricultural development indicator

Population size indicator

Transportation accessibility indicator

Cultural prosperity indicator

Ming

1.335

1.768

2.655

3.205

2.218

Qing

1.634

1.35

1.504

1.699

1.547