| Institution: | 1. School of Business and Research Center for Econophysics, East China University of Science and Technology, Shanghai, 200237China.;2. Department of Physics and Center for Polymer Studies, Boston University, Boston, MA, 02215USA.;3. Department of Physics and Center for Polymer Studies, Boston University, Boston, MA, 02215USA.;4. Grupo de Física da Matéria Condensada, Núcleo de Ciências Exatas, Universidade Federal de Alagoas, Campus Arapiraca, 57309-005Arapiraca, AL, Brazil.;5. Faculty of School Engineering, University of Rijeka, 51000Rijeka, Croatia.;6. Zagreb School of Economics and Management,, 10000Zagreb, Croatia. |
