The only way to solve the inherent adversity in the employer/employee relationship is to eliminate the employer/employee distinction.

Expecting owners to be fair by default is to be at the whim of their charity. "Friendly work environment" and other anti-union canards are merely an attempt to paper over exploitative behavior with flowery words. Unions are a stopgap at best.

The only business that can reliably be expected to run ethically is one that is owned by the workers.