Where does “内部者取引” come from?

内部者取引 (Japanese) comes from Japanese 者, from Middle Chinese 者.

内部者取引 (Japanese): insider trading

Definitions

  1. insider trading

Ancestry of “内部者取引”, step by step

内部者取引 traces back through two separate lines of ancestry.

via Japanese

StepLanguageWordMeaning
1Japaneseperson; someone of that type, someone who does...
2Middle Chinese

via Japanese 取引

StepLanguageWordMeaning
1Japanese取引transaction
Every word from Middle Chinese Every word from Japanese
内部者取引 — Etymology, Origin & Word History | Etymology Explorer