In comparing the deductible IRA with the Roth IRA, we assumed that any excess funds left after investing the maximum pretax dollars in a deductible IRA were invested in an SPDA. How would the...

In comparing the deductible IRA with the Roth IRA, we assumed that any excess funds left after investing the maximum pretax dollars in a deductible IRA were invested in an SPDA. How would the comparison change if the excess funds were invested instead in Savings Vehicle III (a special type of mutual fund)?