上游充廷大￥ Seeing the Uniform-Pricing model from SHANGHAI IIAO TONG UNIVERSITY the perspective of the generator 2 If a generator is dispatched at neither its upper limit nor its lower limit,it is called the marginal unit.Suppose there is only one marginal unit,and its number is m. According to the K-K-T condition,the multiplier corresponding to unit m: tm =tm =0 ©Therefore: pm+入=0 2016/12/22If a generator is dispatched at neither its upper limit nor its lower limit, it is called the marginal unit. Suppose there is only one marginal unit, and its number is m. According to the K-K-T condition, the multiplier corresponding to unit m: Therefore： 2016/12/22 7 Seeing the Uniform-Pricing model from the perspective of the generator 2 0 m m       m p +λ=0