@TechReport{economics.dp.2009-5,
 author = {Asher, Sam, Casaburi, Lorenzo , Nikolov, Plamen, and Ye, Maoliang},
 title = {One Step at a Time: Do Threshold Patterns Matter in Public Good Provision?},
 type = {Economics Discussion Paper},
 institution = {Kiel Institute for the World Economy},
 year = {2009},
 number = {2009-5},
 url = {http://www.economics-ejournal.org/economics/discussionpapers/2009-5}
}