Hall said, "Social Security has a cost-of-living adjustment [that] keeps up with inflation. Our investments will also adjust over time if we keep some growth in the mix. The real lever is spending. When prices bite, pull back on nonessentials. Maybe fewer big trips for a season. Maybe different choices than what you have always done. Keep core bills matched to steady income and let the portfolio work."We don’t marry a 3% or 4% rule [for the percentage of your retirement funds to withdraw each year ]. We set ...