Derivation Web

source_a5511c2b296b4ead

# Source literature boundary memo

## Research question

Across retrieved source-level receipts for resilience sales, which metrics, settings, or contrasts carry directional support versus caveat evidence, and what matched design remains untested?

## Selection criteria

The source-literature selector kept resilience sales because the candidate bundle met the public source rule: 5 citable papers, …