US Debt & Growth Trajectory Simulator

10-Year Fiscal Projection Engine & Stabilization Modeling
Context: “Goldman Sachs CEO David Solomon says the U.S. will need consistently higher economic growth to keep up with its current levels of spending and debt.” — Reported via @unusual_whales (captured September 2026)
Macro Scenarios
Fiscal Levers
$35.0T
Starting gross national debt in Year 0.
$29.0T
Starting nominal gross domestic product.
5.5%
Annual expansion in primary federal outlays.
4.2%
Weighted average effective yield on national debt.
2.1%
Annual nominal GDP growth rate expectation.
10-Yr Projected Debt $61.4T +75.4% increase
10-Yr Projected GDP $35.7T +23.1% cumulative
Debt-to-GDP (10-Yr) 172.0% Starting at 120.7%
Required Growth (Stability) 5.1% Differential: +3.0%
Growth Deficit Alert
To stabilize the Debt-to-GDP ratio at 120.7%, GDP must grow by 5.1% annually (3.0% higher than your current 2.1% target).
+3.0% Gap
Year-By-Year Projection Ledger
Year Debt ($T) GDP ($T) Interest ($T) Primary Outlays ($T) Debt / GDP
Sourced Data & Evidence: Based on statements by Goldman Sachs CEO David Solomon regarding U.S. macroeconomic sustainability, fiscal debt expansion, and historical trajectory estimates from the U.S. Treasury, CEIC, and Trading Economics.
Original Post Reference (@unusual_whales) • Baseline Debt & GDP normalized to official macroeconomic accounts.
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