Modeling Intercity CO₂ Trading Scenarios in China: Complexity of Urban Networks Integrating Different Spatial Scales

Table 2

Basic statistics of characteristic indicators of CO₂ trading network under each scenario.

Scenario	Indicator	Maximum	Minimum	Mean	S.E	Mean
						Eastern	Central	Western
National-affordability	Degree	96	86	91	4.99	91	90	91
	Degree centrality	0.53	0.48	0.50	0.03	0.50	0.50	0.51
	Closeness centrality	6.63	0.59	4.34	1.62	4.16	4.19	5.39
National-equality	Degree	102	80	90	10.9193	90	89	92
	Degree centrality	0.56	0.44	0.50	0.06	0.50	0.49	0.51
	Closeness centrality	23.88	2.79	14.81	5.48	14.70	14.01	18.17
Regional-affordability	Degree	74	23	44	12.91	44	47	30
	Degree centrality	0.41	0.13	0.24	0.07	0.24	0.26	0.16
	Closeness centrality	3.68	0.25	2.60	0.94	2.38	2.68	2.86
Regional-equality	Degree	79	21	42	14.23	42	45	31
	Degree centrality	0.44	0.12	0.23	0.08	0.23	0.25	0.17
	Closeness centrality	7.92	0.37	5.61	1.98	5.64	5.47	6.04