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SILICON VALLEY ANTITRUST V.5
BOALT HALL SCHOOL OF LAW (2015)
Hanno Kaiser

┌─────────────────────────────────────────────────────────────────┐  
│                  U.S. v. MSFT (monopolization)                  │  
└─────────────────────────────────────────────────────────────────┘  
                                                                     
                           ┌───────┐                                 
                           │  §2   │                                 
                           └───────┘                                 
                               │                                     
           ┌───────────────────┴──────────┬───────────────┐          
           │                      ┌ ─ ─ ─ ┼ ─ ─ ─ ─ ─ ─ ─ ┼ ─ ─ ─ ┐  
           ▼                              ▼               ▼   ROR    
     ┌───────────┐                │┌─────────────┐ ┌─────────────┐│  
     │Mon. power │    Very weak    │Exclusionary │ │ No business │   
  ┌──│    (+)    │◀───causation ──││   conduct   │ │justification││  
  │  └───────────┘   requirement   │    P: AE    │ │    D: PE    │   
  │  ┌───────────┐                │└──────┬──────┘ └─────────────┘│  
  │  │Def: Intel │                 ─ ─ ─ ─│─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─ ─   
  ├─▶│comp. PC OS│                        └──────────────┐           
  │  └───────────┘                                       │           
  │  ┌───────────┐                                       ▼           
  │  │  Share:   │     ╔═════════════════╗     ╔═══════════════════╗ 
  ├─▶│  80-90%   │     ║                 ║     ║  Denying viable   ║ 
  │  └───────────┘     ║  "Application   ║     ║     scale to      ║ 
  │  ┌───────────┐     ║barrier to entry"║     ║ interoperability  ║ 
  │  │   Entry   │  ┌─▶║   (= indirect   ║◀───▶║ layers (NN/Java), ║ 
  └─▶│ barriers  │──┘  ║network effects) ║     ║capable of eroding ║ 
     └───────────┘     ║                 ║     ║  the application  ║ 
                       ║                 ║     ║ barrier to entry  ║ 
                       ╚═════════════════╝     ╚═══════════════════╝ 

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