Here is the periodic sampling from my del.icio.us favorites list. This time I chose the tag "ROI," which stands for Return On Investment.
ROI Resources: From the Canadian Society for Training and Development, is a list of articles and websites on a range of topics, including Return on Investment.
How to Measure Social Media ROI for Business: From Mashable, a list of qualitative and quantitative metrics to use.
Measuring the effectiveness and return on investment of e-learning: A model for calculating ROI, including a list of cost elements and discussion of benefits.
How do I measure return on investment (ROI) for my learning program?: A more in depth discussion of calculating ROI for learning, including links to further articles and reports.