Archived research v1. Preserved for reference; its assumptions have not been revalidated for the new research.
Archived dossier data
Capture rate at full membership capacity
Edition dated 7 September 2026
- Category
- Catchment
- How to test
- Interview 3–5 premium club operators outside Paris about their members / actual catchment ratio
- Impact if wrong
- Critical
- Confidence
- Back-calculated
- Source
- Back-calculated from La Montgolfière Canal and Lamarck
- Value
- 4 to 5% of managers and professionals in the 15-minute travel-time catchment