| stock price simulation of mixed bifractional Brownian model | stock price simulation of classic B-S model | Yitai B shares |
January 5, 2022 January 6, 2022 January 10, 2022 January 11, 2022 January 12, 2022 | 0.892334392848952 0.887369902098056 0.897293567111286 0.870261172117313 0.876528731385001 | 0.902934518732361 0.889889236033983 0.906221737423565 0.905866480583088 0.90681048346985 | 0.881 0.877 0.887 0.886 0.89 |