Service Level agreements (SLA) are expected to be main hinge on the success of cloud computing will depend. As more enterprises get on to cloud platform, a standardized SLA provide a fast and quick means to avail and offer services. Here is an interesting paper on " Cost and Benefit analysis of SLA"
M.Maurer, et al. Cost-benefit analysis of an SLA Mapping approach for defining standardized Cloud Computing Goods, Future Computer systems ( doi:10.1016/j.future.2011.05.023)
