Ontario electricity rates rise. Here’s how your bill might change  CTV NewsOpinion | Trick or treat! Ontario surprises residents with electricity price increase on Halloween  The SpecOntario’s new electricity rates kick in Nov. 1 – here’s what changes  London Free PressOntario power rates to rise on higher nuclear generation costs, conservation spending  The Globe and MailCheaper electricity use times change this weekend in Ontario  INsauga