Executive Summary
The TBIPS Amendment Problem
Analysis of 674,885 federal contracts (2015-2025) — does TBIPS produce systematically worse procurement outcomes?
TBIPS Amendment Rate
worth $9.9B
Gap
2.5x
more likely to be amended
IT Services Rate
worth $10.0B
Core Comparison: TBIPS vs IT Services
Hardware, telecom, software licensing, and subscriptions excluded from IT Services comparator
| Metric | TBIPS | IT Services | Ratio |
|---|---|---|---|
| Contracts | 14,608 | 15,010 | — |
| Total value | $9.9B | $10.0B | — |
| Amendment rate | 62.3% | 25.0% | 2.5x |
| 3+ amendments | 20.2% | 5.4% | 3.7x |
| Mean amendments | 1.44 | 0.48 | 3.0x |
| Median value growth | 98% | 65% | — |
| Scope creep >2x | 49.6% | 41.8% | — |
| Avg contract | $680K | $667K | — |
| Median contract | $224K | $59K | — |