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Introduction
Key concepts
Historical overview*
Legal framework
Administration
Regulation and antitrust
The postal system
Telecommunications
Mass communications*
Broadband internet
Railroads
Air transportation
Maritime shipping*
Motor carriers*
Electricity
Fossil fuel pipelines
Money
Payment systems*
Financial market infrastructure*
Operating systems
Online marketplaces
Internet search
Social media*
Cloud computing*
Local utilities*
Property systems*.

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