The Porter Ontology
type: Ontology

ActivityCollection
type: Class
comment: (abstract) a collection of activities, in a particular sequence, nothing more nothing less

BusinessUnitValueChain
type: Class
subclass of: ValueChain
comment: Focus on specific business units rather than the entire organization, and may integrate with other internal value chains.

Customer Service
type: Class
subclass of: Primary Activity

Firm Infrastructure
type: Class
subclass of: Support Activity
comment: Executives, management team, legal team, accounting etc

GlobalValueChain
type: Class
subclass of: ValueChain
comment: Cross borders or regions and may include multinational partnerships and trade agreements.

Human Resource Management
type: Class
subclass of: Support Activity

Inbound Logistics
type: Class
subclass of: Primary Activity

Marketing and Sales
type: Class
subclass of: Primary Activity

Operations
type: Class
subclass of: Primary Activity

Outbound Logistics
type: Class
subclass of: Primary Activity

PhysicalValueChain
type: Class
subclass of: ValueChain
comment: Involve physical, tangible resources.

Primary Activity
type: Class
subclass of: Activity

Procurement
type: Class
subclass of: Support Activity

Support Activity
type: Class
subclass of: Activity

TechnologyDevelopment
type: Class
subclass of: Support Activity
comment: (R&D) This gets into the "how to" stuff

ValueChain
type: Class
subclass of: ActivityCollection
comment: represents the activities of one line of business. Models and illustrates the linkages needed to perform the discrete functions that keep customers buying products or services. The mechanism to execute the processes

ValueStream
type: Class
subclass of: ActivityCollection
comment: The Value Stream is the connection between the activities. The Value Stream groups the Activities together.

ValueSystem
type: Class
comment: Linking value chains
comment: eco-systems are enormous value systems

VirtualValueChain
type: Class
subclass of: ValueChain
comment: Involve virtual, electronic information/

Pepsico Potato Chip Value Chain
type: NamedIndividual
type: ValueChain
has activity: ChipPotatos
is part of value system: PepsiValueSystem