MUA national secretary Paddy Crumlin has talked up the need for his union to merge with the CFMEU, arguing that economies of scale will deliver better services for members.
Unions are considering a push into new areas, offering online campaigning and basic services that would cost workers $1 to $2 a week, under a radical plan to rebuild membership density.
ACTU secretary Dave Oliver says unions need to adopt "radical thinking" when it comes to union mergers and alternative membership models, citing his AFL club's "seven different types of membership" as one potential template.
The AMWU is experiencing membership losses that threaten its future, according to a confidential review of the union led by former ACTU secretary Greg Combet.
The impact on public sector bargaining of the implied constitutional limitation on Commonwealth interference with state governments is still not well enough understood, according to long-serving CPSU Victoria secretary Karen Batt.
Federal Opposition leader Bill Shorten has today confirmed that he has asked ALP national secretary George Wright to work with Labor's national executive to remove union membership as a prerequisite for party membership.
One of the largest left-wing unions, United Voice, faces a major shake-up after national secretary Louise Tarrant and national president Michael Crosby flagged they won't stand for re-election later this year.