I've been using a structured model to help my clients focus on delivering the right social media marketing data to various stakeholders inside their organization.
An affective Social Media Marketing Balanced Scorecard considers metrics from four different perspectives:
Financial: Has revenue or profit increased or costs decreased?
Brand: Have consumer attitudes about the brand improved?
Risk Management: Is the organization better prepared to note and respond to attacks or problems that affect reputation?
Digital: Has the company enhanced its owned and earned digital assets?
Ein Versuch, Online-PR (in sozialen Netzwerken) messbar zu machen: Kosten für Engagement, Klick, Subscriber,... Allerdings müssen dafür auch genaue Kostenstellen definiert werden. Die Autorin spricht nur von "Kosten der Aussendung".