/ˈkwɪd prəʊ kwəʊ/ – Latin phrase
Definition: Trao đổi lợi ích hoặc dịch vụ.
A more thorough explanation: A Latin phrase meaning “something for something.” It is used to describe an exchange of goods or services.
Example: For bribery there must be a quid pro quo — a specific intent to give or receive something of value in exchange for an official act.