@TechReport{economics.dp.2009-14,
 author = {Atkinson, Giles, Dietz, Simon, Helgeson, Jennifer, Hepburn, Cameron, and Sælen, Håkon},
 title = {Siblings, Not Triplets: Social Preferences for Risk, Inequality and Time in Discounting Climate Change},
 type = {Economics Discussion Paper},
 institution = {Kiel Institute for the World Economy},
 year = {2009},
 number = {2009-14},
 url = {http://www.economics-ejournal.org/economics/discussionpapers/2009-14}
}