灵活舞台
Change Multi-stage WW Algorithm of Variable Demand
需求变化的多阶段库存控制动态规划算法研究
Development and Performance Analysis of Two-stage Compression Variable Frequency Air Source Heat Pump
双级压缩变频空气源热泵系统及其性能分析
This paper further inspect through the variable substitution endogenous test and introduce appropriate instrumental variables regression three stage least squares method, to ensure the reliability of the conclusion of the study.
本文通过因变量替换进一步检验和引入合适的工具变量进行三段最小二乘法回归的内生性检验,保证了研究结论的可靠性。
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