Designing Efficient Markets for Carbon Offsets with Distributional Constraints
António Bento, Ravi Kanbur, Benjamin Leard
Journal Of Environmental Economics And Management, vol. 70, 2015, p. 51-71.

What Drives Voluntary Eco-certification in Mexico?
Allen Blackman, Santiago Guerrero
Journal Of Comparative Economics, vol. 40, 2012, p. 256-268.