- 负外部性 fùwàibùxìng negative externalitynegative influence or impact that an individual's or business's actions have on other people or society as a whole
- 正外部性 zhèngwàibùxìng positive externalitypositive influence or benefit that the actions of individuals or businesses have on others or society as a whole
- 外部连结 wàibùliánjié external link(Taiwan and Hong Kong) a link on a website that points to a different domain or external resource
- 外部链接 wàibùliànjiē external linkexternal link on a website or digital document