This research was published more than 5 years ago, some information may be out of date.

Bank of America Merrill Lynch and Bridges Ventures issue Choosing social impact bonds: A practitioner’s guide. The report is the first piece of research that has looked globally across the initial wave of SIBs, capturing insights from early movers and reflecting on the lessons learned so far. The findings have been used to develop practical recommendations, including advice on design and how to maximise the impact of SIBs for three core groups: commissioners, service providers and investors.

From original article:
"The report is the first piece of research that has looked globally across the initial wave of SIBs, capturing insights from early movers and reflecting on the lessons learned so far. The findings have been used to develop practical recommendations, including advice on design and how to maximise the impact of SIBs for three core groups: commissioners, service providers and investors."