Anticipating Economic Market Crises Using Measures of Collective Panic Harmon, Dion ; Lagi, Marco ; de Aguiar, Marcus A. M. ; Chinellato, David D. ; Braha, Dan ; Epstein, Irving R. ; Bar-Yam, Yaneer Abstract Publication: PLoS ONE Pub Date: July 2015 DOI: 10.1371/journal.pone.0131871 Bibcode: 2015PLoSO..1031871H