Scott & Courtney — GK Spending Corridors

Guyton-Klinger guardrail bands · 2028–2079 · Based on Boldin cash flows

Initial Withdrawal Rate
W₀ ÷ starting portfolio
Hard Floor Spending
Never cut below this
Cut Trigger WR
Above → 10% cut
Raise Trigger WR
Below → 10% raise
GK Spending Corridor Shaded bands = guardrail thresholds based on projected portfolio at expected return
Boldin plan (net draw)
GK dynamic path
Hard floor
Raise threshold
Cut threshold
Raise zone
Cut zone
Year-by-Year Guardrail Detail Projected at expected return · GK dynamic path vs Boldin plan
YearAgeBoldin Net DrawGK Dynamic Projected PortWR%Cut TriggerRaise TriggerFloorStatus