What are the advantages and disadvantages for management and employees from recognizing a union for the purposes of collective bargaining?

Definition of collective bargaining:
“ Employees do not negotiate individually and on their own behalf, but do so collectively though representative.” ( The Donovan Commission, 1968).
Collective bargaining can be defined as an arrangement for settling wages and conditions of employment by an agreement between an employer, and an association of employees. It has been regarded traditionally e.g. by Webbs (1902), as the collective alternative to individual bargaining.
“It is not an act of exchange itself but, rather a rule making process designed to control the terms of employment contracts.” ( Flanders, 1968)
Chamberlain (1951) consider that collective bargaining fulfills three functions
• a means of contracting for the sale of labour
• a form of industrial government
• a method of management
The collective bargaining process can be viewed by three different perspectives which are not necessarily conflicting its other and each of thes...