The Canada West Foundation, a Calgary-based think tank, argues for their viewpoint in Pipe or Perish, Saving an Oil Industry at Risk at: http://cwf.ca/pdf-docs/publications/PipeOrPerish_Feb2013-1.pdf. The report, commissioned and financed by the government of Saskatchewan, argues “If pipeline project proposals such as Trans Mountain, Keystone XL and Northern Gateway don’t move forward, Canada will be foregoing $1.3 trillion in economic output, 7.4 million person-years of employment and $281 billion in tax revenue between now and 2035.”