Source: http://online.wsj.com/article/BT-CO-20130830-710971.html
Clearly, a nation-wide building scandal would impact mortgage-backed securities and "exposures" for the Canadian - and US - governments - given "the players"!
"Not My Job... Canada Mortgage and Housing Corporation (CMHC)...
But... CMHC Insurance Said To Encourage Poor Lending Practices At Banks...