The Goal Contribution viewpoint allows a designer or analyst to model the influence relationships between goals and requirements. The resulting views can be used to analyze the impact that goals have on each other or to detect conflicts between stakeholder goals.

Stakeholders Stakeholders, business managers, enterprise and ICT architects, business analysts, requirements managers
Concerns Architecture mission, strategy and tactics, motivation
Purpose Designing, deciding
Abstraction Level Coherence, Details
Layer Business, Application, and Technology layers
Aspects Motivation

Concepts and Relations