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Will government spending decrease by $250 billion before 2028? — At least 250 billion

KXGOVTCUTS-28-250 · Economics · 2026-09-01
5%
Agent
12%
Market Price
-7.0%
Edge
80%
Confidence
Volume: 35,527
Spread: 0.4c
Days to resolution: 942
Markets in event: 10
Final Rationale
FGEXPND has risen ~$517B above the Q4 2024 baseline through Q2 2026, so Yes now requires an unprecedented ~$770B nominal swing in under three years — something even the COVID unwind precedent doesn't map to, since there is no comparable stimulus cliff to unwind. The critique correctly notes that the 2.7% base rate and 9.3% Monte Carlo figures are stale reference classes that ignore this confirmed adverse trajectory, and that the thin Kalshi market (178 contracts/day) is a weak anchor, justifying moving below both forecasts rather than splitting them. Recession risk would likely raise spending via automatic stabilizers rather than cut it, and verified DOGE/rescission savings (~$25B) are two orders of magnitude short. I retain a small tail for a stacking of calendar/timing artifacts or an extreme unforeseen policy shock, landing at 5% Yes — near the bottom of Kalshi's recent 2%-17% range.
Price vs. prediction
How the market moved after the agent's call. Solid blue line is the actual market price; dashed line is the agent's static forecast at $t{=}0$.
$n = 2$ follow-ups
Re-scan Context
This market has been scanned before. Previous predictions:
DatePredictedMarket PriceConfidence
2026-08-25 3% 7% 82%
2026-08-18 2% 8% 80%
2026-07-12 6% 14% 65%
1. Planner Opus · Fermi decomposition + tool plan
Tools chosen: kalshi_direct kalshi_related fred code_execution claude_news polymarket_related
Sub-questions (Fermi decomposition)
  1. What was the exact FGEXPND level in Q4 2024, and what are the readings for all quarters since (are we trending up or down relative to that baseline)?
  2. How often historically has nominal federal current expenditures (FGEXPND) declined by $250B+ (roughly 3-4%) from a prior peak within a 4-year window?
  3. What is the current Kalshi price on this market and on sibling thresholds (e.g., $100B, $500B cut markets) in the KXGOVTCUTS series?
  4. What is the projected growth trajectory of mandatory spending (Social Security, Medicare, interest on debt), which dominates FGEXPND and grows automatically with COLA and demographics?
  5. Have DOGE or congressional actions (rescissions, appropriations cuts, reconciliation bills) produced measurable reductions in actual quarterly federal outlays, and what is the realistic total addressable cut through 2028?
  6. Does Polymarket or any other market price a comparable federal spending-cut question, and does it agree with Kalshi?
Planner reasoning
This is a Kalshi economics question resolving on FRED series FGEXPND: whether federal current expenditures fall at least $250B below the Q4 2024 level in any quarter through Q4 2028. Key research: the exact Q4 2024 baseline and subsequent quarterly readings, historical base rate of nominal federal spending declines of that magnitude, current fiscal policy trajectory (DOGE cuts, appropriations, entitlement growth), and cross-market signals.
2. Research Parallel tool calls
ToolStatusTimeItemsSummary
kalshi_direct OK 0.2s 1 ## This Market's Kalshi Data **At least 250 billion** (KXGOVTCUTS-28-250) - Current price (probability): 9.10% - 7-day price change: +5.00% - 30-day price change: -7.90% - Average daily volume: 178 contracts - Price range: 2.00% - 17.00% - Data points: 27 days
kalshi_related OK 5.2s 2 2 related markets / summaries. series KXGOVTCUTS: 0 markets (skipped 16 no-signal) | keyword 'government spending': ok | keyword 'federal spending cut': ok | keyword 'DOGE': no matches
fred OK 6.2s 5 Fetched 5 FRED series (lookback=1825d) (via search 'federal government current expenditures').
code_execution OK 48.9s 0 ## Key Findings - **Baseline:** FGEXPND (federal current expenditures, SAAR) reached ≈ **$7,060B** in Q4 2024, the reference level a "-$250B" move must be measured against. - **Historical base rate (1960–2024):** Across 256 historical starting quarters, a cumulative drop of **≥$250B within the fol
claude_news OK 26.4s 12 ## Findings: US Federal Spending Trajectory 2025-2026 - **FY2025 outlays rose, not fell**: Total federal outlays grew by 4 percent, or $275 billion, with increases occurring in several areas, including the largest benefit programs and net interest on the public debt (which, for the first time, sur
polymarket_related OK 5.1s 0 Scanned 100 active Polymarket markets, kept 0 matches. keyword 'government spending': 0 markets | keyword 'DOGE cuts': 0 markets | keyword 'federal budget': 0 markets
3. Evidence Brief Sonnet · 6131 chars
# Current state FGEXPND (federal current expenditures, SAAR) stood at ~$7,247.7B in Q4 2024 (per FRED series, close to the ~$7,060B baseline cited by code_execution analysis — minor series-vintage discrepancy noted below). Every subsequent quarter through Q1 2026 shows spending at or above that level, with Q1 2026 at $7,679.7B — a rise of roughly $430B, the opposite direction needed for Yes to resolve. No quarter has come close to a $250B decline. # Timeline of key events - 2024-10-01: FGEXPND baseline quarter (Q4 2024), ~$7,247.7B (FRED, confirmed). - 2025 (FY2025, ended Sep 2025): Federal outlays rose ~$275B (+4%) YoY; deficit ~$1.8T (CBO, confirmed). - 2025 (through year-end): DOGE claims ~$190B in "proposed" savings, but independent trackers (Harvard) verify only ~$16B in realized/verifiable cuts, phased over several years (reported/confirmed mix). - 2025-04: Musk scales back DOGE's savings target from $2T to $150B/year (Fortune, confirmed). - 2025 (mid-year): House passes rescissions package clawing back $9.4B (USAID, NPR/PBS funding) — confirmed but trivial vs. $250B threshold. - 2025-Q4 (Oct–Nov): Outlays temporarily dip $73B due to a payment-calendar timing shift (Dec 1 payment date falling on weekend), not a structural cut (CBO, confirmed). - 2026-02: CBO's FY2026-2036 baseline projects outlays rising nominally each year, reaching $7.4T in 2026 and 24.4% of GDP by 2036, driven by Social Security, Medicare, and interest costs (confirmed). - 2026-Q1/Q2 (latest FRED data): FGEXPND at $7,679.7B (Q1) and $7,764.99B (Q2 2026) — up ~$430-520B from Q4 2024 baseline (confirmed). # Event Will FGEXPND fall at least $250B below its Q4 2024 level in any quarter through Q4 2028? # Outcomes to forecast Yes / No # Kalshi market anchor **Current YES price: 9.10%** (7-day change: +5.00%; 30-day change: -7.90%; range 2%-17% over 27 days; avg daily volume 178 contracts — thin but not illiquid). Price has been volatile but stayed in single-to-low-teens digits, reflecting persistent skepticism that a $250B cut materializes. # Sub-question answers 1. **Q4 2024 FGEXPND baseline & trend** — FRED reports Q4 2024 at $7,247.66B. All subsequent quarters (Q1 2025 through Q2 2026, latest available) are higher, reaching $7,764.99B by Q2 2026 — a rise of ~$517B, trending strongly up, not down. [FRED] 2. **Historical base rate of $250B+ declines** — Only 7 of 256 historical starting quarters (1960-2024) saw a cumulative ≥$250B drop within 4 years (~2.7% base rate), dominated by the unique 2021→2022 COVID stimulus unwind. [code_execution] 3. **Kalshi pricing** — This market (≥$250B) trades at 9.10% YES. No sibling threshold data (e.g., $100B, $500B) was retrieved from kalshi_related; series scan returned 0 additional markets. [kalshi_direct/related] 4. **Mandatory spending trajectory** — CBO's Feb 2026 baseline shows outlays rising to 24.4% of GDP by 2036 due to Social Security, Medicare, and interest costs (interest costs projected to more than double, $970B in 2025 to $2.1T by 2036), partly offset by declining discretionary spending — net effect is growth, not decline. [CBO/CRFB] 5. **DOGE/congressional actions' realized impact** — FY2025 total outlays actually rose $275B YoY. DOGE's realistic/verified savings are only ~$16B (Harvard tracker), with claimed figures as high as $190B being mostly proposed/unrealized. Rescissions packages total just $9.4B. Total realistic addressable cuts through 2028 appear to be in the tens of billions, not $250B. [claude_news/CBO/Harvard/Fortune] 6. **Polymarket/other markets** — No matching Polymarket markets found (0/100 scanned matched "government spending," "DOGE cuts," or "federal budget" keywords); no cross-market comparison available. [polymarket_related] # Key facts (high-confidence, factual) 1. [FRED] Q4 2024 FGEXPND = $7,247.66B; Q2 2026 = $7,764.99B (rising, not falling). 2. [CBO] FY2025 outlays rose 4% ($275B) YoY; deficit ~$1.8T. 3. [Harvard/tagteam] DOGE verified savings ≈ $16B, far short of $250B. 4. [Fortune] DOGE target cut from $2T to $150B/year (still unmet). 5. [CBO Feb 2026] Baseline projects rising nominal outlays through 2036, driven by entitlements/interest. 6. [code_execution] Historical base rate of ≥$250B decline within 4 years ≈ 2.7%; Monte Carlo forward estimate ≈ 9.3%. # Cross-market signals - Kalshi related: No sibling KXGOVTCUTS thresholds surfaced in search (0 markets found in series scan besides the anchor itself). - Polymarket: No comparable market found. - Sportsbook implied: N/A (not applicable to this category). # Analyst opinions and speculation - Al Jazeera: total federal spending under Trump has continued to grow despite DOGE claims. - Visual Capitalist: DOGE's actual realized savings are only 2.7% of proposed federal budget. - CRFB/AAF: structural deficit growth (entitlements + interest) will dominate any discretionary cuts through 2028-2036. # Directional lean per outcome - **Yes**: Requires an unprecedented, rapid ~$250B nominal contraction — historically rare (2.7% base rate), no current evidence of such trend; would need recession-driven revenue/spending shock or major emergency-program unwind (COVID-style) not currently visible. - **No**: Overwhelming evidence — actual FY2025 spending rose $275B, CBO baseline shows continued growth through 2036, DOGE/rescission cuts are two orders of magnitude short of target, entitlement/interest growth structurally dominates. Strongly favored. # Gaps / unknowns - No visibility into sibling Kalshi thresholds ($100B, $500B) for cross-checking implied distribution. - Possible recession risk 2026-2028 not modeled in detail (could spike spending via automatic stabilizers, not cut it). - FGEXPND figures for 2026-Q2 in FRED release may be preliminary/revised. # Calibration anchors - Kalshi current YES price: 9.10% (anchor). - Historical base rate for comparable 4-year $250B nominal decline: ~2.7% (code_execution/FRED 1960-2024). - Monte Carlo forward-looking estimate: ~9.3%, aligning closely with current Kalshi price. - Precedent: only comparable episode was 2021-2022 COVID stimulus unwind — a unique, non-recurring event.
4. Forecasters Opus + GPT · in parallel
claude-fable-5
0.80
Yes 6%
No 94%
FGEXPND has risen ~$517B above the Q4 2024 baseline through Q2 2026, moving strongly in the wrong direction for Yes; a resolution would now require a ~$770B swing in under three years. CBO's Feb 2026 baseline projects continued nominal outlay growth driven by entitlements and interest, while verified DOGE/rescission cuts total only ~$25B combined — two orders of magnitude short. The historical base rate for a $250B 4-year decline is ~2.7%, with the only precedent being the unique COVID stimulus unwind; even recession risk would raise spending via automatic stabilizers. I anchor near the Kalshi price of 9.1% but shade slightly below it given the confirmed upward trajectory already eating into the resolution window.
gpt-5.6-sol
0.79
Yes 8%
No 92%
The 9.10% Kalshi YES price is the primary anchor and closely matches the 9.3% forward Monte Carlo estimate. The spending trend points toward No because FGEXPND rose from $7,247.66B in Q4 2024 to $7,764.99B in Q2 2026, meaning it would now require an exceptionally large reversal to fall $250B below the baseline. Historical evidence also favors No: only 2.7% of starting quarters saw such a decline within four years, while CBO projects continued nominal spending growth from entitlements and interest. Verified DOGE savings of roughly $16B and $9.4B of rescissions are far too small, so I place YES slightly below the market anchor while retaining tail risk for an unforeseen temporary spending unwind.
5. Devil's Advocate Sonnet · red-team critique
1. Both forecasters correctly anchor near Kalshi's 9.1%, but neither explores why Kalshi (thin market, ~178 contracts/day, 7-day +5%) might be mispriced relative to the 2.7% historical base rate—an almost 3x gap that deserves more scrutiny than a simple "shade slightly below" adjustment. 2. Neither forecast adequately addresses the "any quarter" resolution nuance: the event resolves Yes if FGEXPND falls $250B below baseline in ANY single quarter through Q4 2028, not just a sustained decline—this is a much lower bar than a permanent structural cut, and the brief's own evidence (the Oct-Nov 2025 $73B timing-based dip) shows temporary technical dips of similar magnitude *do* occur from calendar/payment-shift artifacts alone, meaning a coincidental stacking of such technical factors could plausibly hit $250B without any real policy change. 3. Both cite recession risk only as a reason spending would rise (automatic stabilizers), but they ignore that a sharp GDP/nominal recession could also depress certain outlay categories or create measurement/deflator effects—neither forecaster models recession probability 2026-2028 explicitly despite the brief flagging this as an unmodeled gap ("Possible recession risk 2026-2028 not modeled in detail"). 4. Neither forecaster discusses the growing dollar gap eating into the resolution window as a dynamically decaying probability—Forecast 1 mentions the $770B required swing but doesn't quantify how this trend (up $517B and still rising as of Q2 2026) should mechanically push probability toward the lower end of Kalshi's 27-day range (2%-17%) rather than the middle/upper end near 9%. 5. Both treat the 2.7% historical base rate and 9.3% Monte Carlo estimate as corroborating evidence, but the brief notes the base rate's only precedent (COVID unwind) is structurally unlike current conditions (no pandemic-era stimulus cliff to unwind), meaning the 2.7%/9.3% figures may be stale reference classes that overstate Yes probability given the current all-time-high, still-rising expenditure trajectory. 6. Neither forecast flags the lack of sibling Kalshi threshold markets (no $100B, $500B data) as a real information gap that limits confidence in the market's implied distribution shape, yet both treat 9.1% as a reliable, information-rich anchor rather than a thin, single-market data point that could reflect limited liquidity/sentiment rather than deep analysis.
6. Aggregator Opus · final calibrated forecast
5% (80% confidence)
Yes: 5% No: 95%
FGEXPND has risen ~$517B above the Q4 2024 baseline through Q2 2026, so Yes now requires an unprecedented ~$770B nominal swing in under three years — something even the COVID unwind precedent doesn't map to, since there is no comparable stimulus cliff to unwind. The critique correctly notes that the 2.7% base rate and 9.3% Monte Carlo figures are stale reference classes that ignore this confirmed adverse trajectory, and that the thin Kalshi market (178 contracts/day) is a weak anchor, justifying moving below both forecasts rather than splitting them. Recession risk would likely raise spending via automatic stabilizers rather than cut it, and verified DOGE/rescission savings (~$25B) are two orders of magnitude short. I retain a small tail for a stacking of calendar/timing artifacts or an extreme unforeseen policy shock, landing at 5% Yes — near the bottom of Kalshi's recent 2%-17% range.
Pipeline Timing
Total pipeline time: 124.4s
Per-tool research timings shown in the Research section above.