Anti-Risk Ability of Government Purchasing Elderly Care Services under the Coordination of Complex Network and GERT

Table 1

Research objects of complex network.

Research objects	Research contents	Authors
Importance of nodes based on complex network theory	Indicators of node importance, such as degree value, betweenness, near centrality, K-shell value, and eigenvector.	Albert, Jeong and Barab´asi [29]; Freeman [30]; Sabidussi [31]; Kitsak, Gallos and Havlin [10]; Newman [32]
	Algorithms to improve indicators, such as LocalRank algorithm and Cluster Rank algorithm	Chen, Lu and Shang [33]; Chen, Gao, Lu et al. [34]; Wall, Hirsh, Fraser et al. [35]
Propagation mechanism based on complex network theory	Information propagation	Zhou, Wang and Han [9]
	Risk propagation	Wang and Liu [36]
	Public opinion propagation	Gandica et al. [37]; Koulouris, Katerelos and Tsekeris [38]
Game theory based on complex network theory	Application of game theory in complex networks	Nasiri, Bouyer and Nourani [39]; Li, Deng and Xiao [40]