Therefore, we use two elements to provide protection: an economic overlay we call Recession Probability Analytics (RPA) and sizing positions inside some of the strategies.
http://www.formulafolios.net/process/faq/

IEAs will also include a social and economic overlay to the ecological risk assessments to capture impacts to individuals and communities.
http://coastalscience.noaa.gov/about/iea.html

Research focused on ecology is an area of strength for many CWFC researchers. Numerous projects initiated before the CWFC was created will be continued to their planned conclusion, but with the addition of an economic overlay that may not have formed part of the original project objectives.
http://cfs.nrcan.gc.ca/subsite/cwfc/plan2006/4