Table 4: Power generation costs of different power generation.

–	Thermal	Nuclear	Hydro	Wind	Solar
Production cost (yuan /kwh)	0.3490	0.2780	0.1180	0.5560	1.2880
External cost(yuan/kwh)	0.2176	0.0200	0.0137	0.0060	0.0094
CO2 cost(yuan/kwh)	0.0215	0.0004	0.0005	0.0001	0.0010
Power generation cost(yuan/kwh)	0.5883	0.2986	0.1320	0.5621	1.2985