second best theory的意思|示意

It is the direct inference of the second-best theory of the modern incentive mechanism design theory.

它是现代激励机制设计理论中的次优理论的直接推论。

Second, the introduction of dynamic control theory, with progress control as a tool for continuous progress and costs of the coordination point between the best approach.

其次，引入动态控制的原理，用进度控制为工具，不断的寻求进度与成本之间最佳的协调点的方法。

Second, if the answer of the foregoing question is positive, what kind of the theory on human mind can be the best reference for the required model?

第二，若前述问题的答案是肯定的，怎样的人类心智模型才能够为这种模型的建立提供最佳的参照？