阐述了常用的三种水价核算方法：边际成本定价法、计划订价法和成本核算法。
Briefly presents 3 mainly used methods for calculating water price: marginal cost method, planned price and cost price.
一个简单的方法，直线前进，以实现从保险业内名为精算方法及发行或刻录分析仍然仍然广泛采用到气候合同订价。
One simple method, straight forward to implement and issued from the insurance industry named Actuarial method or Burn Analysis remains still wildly employed to price climatic contracts.
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