A lot of it has to do with my perception that the NDP will actually do what they campaign on, whereas I see Trudeau as more likely to change on a whim for the benefit of central Canada. I also do not accept Trudeau's apology for his comments in 2010. I believe he fully intends to pull wealth out of Alberta and send it east. At least the NDP is up front about doing so:
http://www.cbc.ca/news/politics/trud...erta-1.1241750