The Impact of International Research Collaboration Network Evolution on Chinese Business School Research Quality

Table 4

The change of network density and number of connected components.

Indicators	2000–2008			2009–2013			2014–2018
	(1)	(2)	(3)	(1)	(2)	(3)	(1)	(2)	(3)
Network density	0.023	0.033	0.053	0.022	0.026	0.039	0.023	0.026	0.037
Number of connected components	2	1	1	2	1	1	4	3	1

Note. (1) Original network. (2) Remove the nodes which degree is one in the network. (3) Remove the nodes which degree is less than or equal to two in the network.