Employee voice is a very important factor in the success of an organization. Dundon et al. (2004) argues that successful voice regimes not only positively affect the performance of employees in terms of quality and productivity but also help to negate the issues which might explode otherwise. Opportunities of Employee voice are believed to be associated with the employee turnover. According to (Spencer,1986)employees will show more interest in staying with the organization if they have more opportunities to express their dissatisfaction ,grievances and to change the unsatisfactory work conditions.
Collective bargaining and joint consultation have been the main spotlight of industrial relations as far as employee voice is concerned
According to Boxall and Purcell (2003) in the industrial relations, the main focus for representation of employee voice has been on the collective bargaining and consultation. Freeman (1976) defined unions as the institutions of collective voice in the labour market. He further asserted that collective forums, for voicing employee issues are more effective in some situations as they help strengthening worker communities and provide a direct mean of communication between them and management; but Addison and Belfield 's (2004) findings tend to negate these arguments as according to them more formalized union structure may create a communication gap between workers and