0 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.
1 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.
We can complete it step by step however long the road is and it can't be completed however short the road is if you don't even mark your footprint.
Можем да го завършим стъпка по стъпка, колкото и дълъг да е пътят и не може да бъде завършен, колкото и кратък да е пътят, ако дори не маркирате отпечатъка си.