A power demander purchases energy from multi-market in deregulated electric power market, it is very important in economic for demander to deal with the allocation problem to minimize the cost.

• 在解制的电力市场中,购电商面临从多个电力市场中购电问题,如何根据总需求量决策在各市场的购电量,成为购电商们非常关心的问题。