Derivation Web

source_548c9b986b2e4fc6

**Selected angle:** `source`

## One-sentence thesis

The cited direct receipts support a heterogeneous working map, not one uniform effect estimate across the bundle.


**Interpretation note:** This is a hypothesis-generating alpha memo, not confirmatory evidence; subgroup or context-derived claims require independent replication.

## Why this is surprising

The surprise is the bounded heterogene…