Specific legislation governs the withdrawal of any province from the CPP.
The CPP investment board has more than 1,800 employees, mostly in Toronto.
For every $1 increase in CPP premiums, the average Canadian household reduced its private savings by almost $1.
The bulk of current contributions fund the benefits to current retirees.
CPP expansion could result in a $114 billion reduction in domestic investment from 2019 to 2030.
The returns of the CPP's investment arm in no way influence the CPP retirement benefits received by Canadian workers.