@TechReport{economics.dp.2011-7,
 author = {Subramanian, Subbu },
 title = {Inequality Measurement with Subgroup Decomposability and Level-Sensitivity},
 type = {Economics Discussion Paper},
 institution = {Kiel Institute for the World Economy},
 year = {2011},
 number = {2011-7},
 url = {http://www.economics-ejournal.org/economics/discussionpapers/2011-7}
}