model, the nonlinear gray Bernoulli model and the Nash nonlinear gray Bernoulli model. Findings Results show that the Nash … nonlinear gray Bernoulli model can predict abnormal stock returns that are defined by conditions other than gray models which …

gray model, the nonlinear gray Bernoulli model and the Nash nonlinear gray Bernoulli model. Findings Results show that the … Nash nonlinear gray Bernoulli model can predict abnormal stock returns that are defined by conditions other than gray …