A new stock market analysis method based on evidential reasoning and hierarchical belief rule base to support investment decision making
1. Introduction
The stock market is an important place for investment and trading. Its structure and trading activities are complex and influential. It is the thermometer of national economic development (Jin and Guo, 2021). The factors that affect the volatility of the stock market are very complex, showing highly nonlinear and dynamic characteristics (Barra et al., 2020), which increases the difficulty and risk of investment. Therefore, for investors to obtain greater returns and avoid investment risks, it is necessary to conduct a reasonable analysis of the stock market (de Oliveira et al., 2011; Chen et al., 2018; Feng et al., 2019).
Many scholars have researched the analysis of the stock market. Broadly speaking, there are two…
