@TechReport{economics.dp.2007-21,
 author = {Fiore, Annamaria and Morone, Andrea},
 title = {A Simple Note on Informational Cascades},
 type = {Economics Discussion Paper},
 institution = {Kiel Institute for the World Economy},
 year = {2007},
 number = {2007-21},
 url = {http://www.economics-ejournal.org/economics/discussionpapers/2007-21}
}