BHI 3.1·Q2 2026 Bulletin
Published Jun 4 2026·Spearman ρ = 0.77·Validation: preliminary
Today's bulletin →
Movers · Q2 2026 · Jun 4 2026
PLATFORM PROFILEABNB

Airbnb

2.10
B-index (V3.1)
EVENT HORIZON
Capture1.227
Escape0.584
Key Structural Insight

8M listings, host reputation

Eleven-Parameter Profile

5DATAMEMACTPROCNETCLOSEPORTSUBFALLORGMOM
Data Depth8/10
Memory7/10
Action6/10
Process6/10
Network9/10
Closeness7/10
Portability6/10
Substitutability6/10
Human Fallback7/10
Org Depth6/10
Momentum5/10
Capture Escape Extended

V3.1 Decomposition

ComponentValueFormula
CES₄ capture core0.6725CES(d, m, a, p)
Knowledge synergy σₖ0.7483√(d · m)
Operability synergy σₒ0.6000√(a · p)
Synergy boost1.20221 + 0.3·(σₖ + σₒ)/2
Org-depth multiplier1.30001 + 0.5·o
Momentum multiplier1.15001 + 0.3·t
Total Capture1.2269c·(1+0.5n)·core·syn·org·mom
CES₃ escape core0.6325CES(x, s, h)
Feedback attenuation0.7646max(0.3, 1 − 0.35·core)
Total Escape0.5836ε + escCore · feedback
B = Capture / Escape2.101.227 / 0.584

Scoring Rationale

Parameter Sensitivity

MARGINAL B-INDEX CHANGE PER ±1 SCORE SHIFT
CLOSE7
+0.60
ACT6
+0.23
PROC6
+0.23
MEM7
+0.22
DATA8
+0.20
PORT6
-0.19
SUB6
-0.19
FALL7
-0.18
ORG6
+0.16
NET9
+0.14
MOM5
+0.11
+ raises B (deepens lock-in) lowers B (aids escape)

Comparable PlatformsE-Commerce (11 peers)

#PlatformTickerB-indexZone
01Amazon MarketplaceAMZN7.77BLACK HOLEProfile →
02MercadoLibreMELI5.87BLACK HOLEProfile →
03Alibaba/TaobaoBABA4.97BLACK HOLEProfile →
04CoupangCPNG3.72BLACK HOLEProfile →
05ShopifySHOP3.15BLACK HOLEProfile →
06Shopee/SeaSE3.03BLACK HOLEProfile →
07Booking.comBKNG2.39EVENT HORIZONProfile →
08DoorDashDASH2.24EVENT HORIZONProfile →
09PDD/TemuPDD1.86EVENT HORIZONProfile →
10eBayEBAY1.71EVENT HORIZONProfile →
11Uber EatsUBER sub1.41EVENT HORIZONProfile →