that is “withheld” from you by the financial institution that you have your RRSP with) is just like the income tax money your employer used to hold back before they paid you. The actual amount taken off the cheque during a specific pay period doesn’t really matter. You’re going to ...
the risk that even though you average 8% (or whatever) returns over your retirement, if the crummy returns show up early, the combination of bad returns and portfolio withdrawals will cause you to run out of money early. So the amount you can safely take out each year must be low enough...