paycheck envy

Translations
зависть к зарплате
His promotion caused a lot of paycheck envy among his colleagues.
Его повышение вызвало много зависти к зарплате среди его коллег.
Definitions
A feeling of jealousy or resentment that someone experiences when they compare their own salary or earnings to those of others, especially coworkers or peers who are perceived to be earning more.