Melanie McDermott's policy brief on equity in the context of payment for eco-system services

McDermott, M.H., Mahanty, S. and Schreckenberg, K. 2011 A framework for defining equity. Policy brief for Safeguarding local equity as global values of ecosystem services rise project under Ecosystem Services for Poverty Alleviation (ESPA) programme, Natural Environment Research Council (NERC) (UK).  Link