“The negotiation process has been very difficult, but our bargaining committee has always been strengthened by the tremendous support of our members,” burke said. Before a preliminary agreement was reached with the university last week, union members reportedly voted 94 percent in favor of a strike mandate, she noted. Collective agreements define the terms and conditions of employment of unionized workers and the rights, privileges and obligations of the union, the employer and the workers. The collective agreement provides for a wage increase of 2.5% this year, followed by increases of 2% each over the next two years. This year`s wage increase implies a wage adjustment of 0.7%, with retroactive effect to 1 July, in compensation for an increase in employees` pension contributions. .