The Real Cost of a Vacation Home What if instead of buying that vacation home, you invested the money? Share | Have A Question About This Topic? Name Email Address Question Thank you! Oops! Related Content What Is a Roth 401(k)? Roth 401(k) plans combine features of traditional 401(k) plans with those of a Roth IRA. What Does That Mean? IDK Financial acronyms you should know. Home Mortgage Deduction Use this calculator to assess the potential benefits of a home mortgage deduction.