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. Share | Have A Question About This Topic? Name Email Address Question Thank you! Oops! Related Content Understanding the Alternate Valuation Date Executors can value the estate on the date of death, or on its six-month anniversary —the “Alternate Valuation Date." 3 Ways Charitable Giving Can Benefit Your Business More and more companies are choosing to donate to charities through volunteering their time, resources, or both. Put It in a Letter A letter of instruction provides additional and more personal information regarding your estate.