This essay starts with a brief introduction of the derivative action, and then two typical cases of Wallerstewiner v Moir and Smith v Croft are analysed with regard to the indemnity cost order procedurally and substantially.

• 本文首先对派生诉讼作了简要的介绍,然后针对英国的两个典型案例Wallersteiner v Moir和Smith v Croft,从程序和实体两方面对偿付令进行了深入的分析研究。