Research Article

Exploring Contrarian Degree in the Trading Behavior of China's Stock Market

Table 1

Correspondence between Ising-Stock model and Ising model.

Ising model Ising-Stock model

(Spin-up) (Buy)
(Spin-down) (Sell)
(Average spin) (Average normalized price)
(Coupling coefficient)(Impact factor between two investors)
(External magnetic field) (External information)
(Temperature of the system) (Proportion of contrarians)
(Reciprocal of Boltzmann constant) (Energy amplification factor)