One of employment law's key tasks is to provide a countervailing force against the power of owners of business organizations in support of workers, who, because they have nothing to sell but their labor, suffer from an inherent weakness of bargaining power that can lead to exploitation." P. Davies and M. Freedland, Kahn-Freund's Labour and the Law (3rd edn, Stevens, 1983) 18. 

What do you think about this perspective?