Comparing Investments This calculator compares the net gain of a taxable investment versus a tax-favored one. You are viewing this website at a small screen resolution which doesn't support calculators. Click here to view this calculator. Have A Question About This Topic? Name Email Address Message Thank you! Oops! Related Content Choices for Your 401(k) at a Former Employer Individuals have three basic choices with the 401(k) account they accrued at a previous employer. Caring for Aging Parents As our nation ages, many Americans are turning their attention to caring for aging parents. Acres of Diamonds In life it often happens that the answers to our most pressing questions are right in our own backyards.