Focus on the pronunciation of earnings differential
English definition of “earnings differential”
noun [C] (also pay differential) ECONOMICS, HR
› the difference in pay between two jobs with different responsibilities or between employees with different qualifications or experience: There is a growing earnings differential between high-school and college graduates.
› the difference in pay between two people doing the same job or similar jobs: Actors are once again angered by the pay differential between the famous and less famous in their profession.