Your current spending isn’t just reflective of how you live now; it can be a predictor of how much money you’ll need in retirement if you extrapolate into the future. Find Out: How Long $2 Million in Retirement Will Last in Every State Read Next: 10 Used Cars That Will Last Longer Than the Average New Vehicle While some expenses do change in retirement, trying to plan for a lifestyle that is similar to the one you live now can help you make sure you have enough saved and invested when the time comes. Reti ...