electricity market is a new issue or belong to "power system operation & planning" or others? Are there anyone know that? % g7 n; K9 @! ]* R0 u+ Y % H i" p+ H/ ?" i4 V# [Then which area does OPF belong to?6 |2 c1 R6 D! f$ L3 z
% l3 y. R+ V7 T) `( m6 _7 ASorry, I cannot type Chinese in this computer.