The guiding principles contained in the legislation are designed to ensure that the mediator-arbitrator recognizes the directions which have been provided to the employer by the Government of Canada in terms of financial performance and service standards, while at the same time balancing these issues with the importance of good labour relations within the workplace.

Can we draw the following conclusion?
The guiding principles contained in the legislation have existed for 50 years

Choose your answer from: --Yes. --It's impossible to say. --No.
It's impossible to say