TY - JOUR A1 - Ormerod, Paul TI - Random Matrix Theory and the Evolution of Business Cycle Synchronisation, 1886–2006 PY - 2008/04/04 JA - Economics: The Open-Access, Open Assessment E-Journal VL - 2 IS - 2008-11 UR - http://www.economics-ejournal.org/economics/discussionpapers/2008-11 ER -