Table 4: The process of the competitive congestion pricing ( ).

IterationReactorOptimal solutionsSocial welfare of region ASocial welfare of region ATotal Social welfare
(SWA) (SWB) (SWT)

1A13.3112.170.000.0013900.316912.7620813.06
2B13.3112.1713.1913.9812707.829265.9421973.76
3A13.4112.1213.1913.9812708.119269.0821977.19
4B13.4112.1213.1813.9712708.509269.2821977.78
5A13.4012.1313.1813.9812708.809268.4121977.21
6B13.4012.1313.1913.9912708.419268.5221976.93
7A13.4012.1313.1913.9912708.419268.5221976.93