This is an survey up one level of generality, found through the back-citations to the paper you linked (interesting paper, btw): http://papers.ssrn.com/sol3/pap

This is an survey up one level of generality, found through the back-citations to the paper you linked (interesting paper, btw): http://papers.ssrn.com/sol3/papers.cfm?abstract_id=2101084 http://papers.ssrn.com/sol3/papers.cfm?abstract_id=2101084