THE VIEW FROM THE CENTRE.

Focuses on the impact of CanWest Global Communications Corp.'s policy to publish centrally written editorials in its major urban dailies. Details of the experience at the Regina Leader-Post; View of some that the centralized policy would crimp expression of local views; Comments of journalists Murdoch Davis and Haroon Siddiqui; Reaction of CanWest chief executive officer Leonard Asper to the controversy.