There's probably a lot in your question there and a lot that should be directed at the provinces and territories that would have to analyze the situation, as they are responsible for the social benefit regimes and would have to weigh a lot of factors about the design of that particular program. I'd prefer not to speculate on what kind of calculation they'd make about upsides or downsides for the way they design their programs.
On November 17th, 2014. See this statement in context.