What did historical analysis dating back to 1973 identify as a key element for employee maintenance?

Answer

The quality of supervision

A study from 1973 indicated that the quality of the relationship with the supervisor was a central component in retaining employees, showing that interpersonal dynamics at this level are a persistent factor in employment.

What did historical analysis dating back to 1973 identify as a key element for employee maintenance?
jobcareerMotivationretentionworkplace