Analyzing the Characteristics and Causes of Location Spatial Agglomeration of Listed Companies: An Empirical Study of China’s Yangtze River Economic Belt

Figure 7

The spatial agglomeration classification, spatial gravity center (SGC), and standard deviation ellipse (SDE) of listed companies in the YEB region for (a) 2008, (b) 2013, and (c) 2017.

(a)

(b)

(c)