有无比较法

采用有无比较法计算燃油消耗。

The author used with and without methods to calculate the fuel consumption .

该文在分析国内外生产率理论和测算方法的基础上，设计了运用柯布-道格拉斯生产函数和项目有无比较法进行农业机械化对农业贡献率的测算方法。

Based on analyses of the productivity theory and methods , two methods were developed to estimate the profit portion of mechanization in the agricultural industry by the Cobb Douglas production function and a comparison of mechanization and no mechanization in agricultural industry .

分析比较了技术改造项目的经济评价的计算方法，利用有无比较法计算增量净收益，是技术改造项目经济效益计算的有效方法。

The author analyzes and compares economic evaluation indexes and calculation methods of technical reform projects , and points out that the calculation method of increment net income based on the with / without method is an effective way to calculate economic benefits of technical reform projects .