Bankrate [0] defaults to 7%, but yes, basically. Compound interest is magical. Vanguard's Total Stock Market index fund [1] has seen an average annual return o

Bankrate [0] defaults to 7%, but yes, basically. Compound interest is magical. Vanguard's Total Stock Market index fund [1] has seen an average annual return of 8.87% since inception in 1992. [0] http://www.bankrate.com/calculators/retirement/retirement-plan-calculator.aspx http://www.bankrate.com/calculators/retirement/retirement-pl... [1] https://personal.vanguard.com/us/funds/snapshot?FundId=0085&FundIntExt=INT#tab=1 https://personal.vanguard.com/us/funds/snapshot?FundId=0085&...