股票投资风险是指投资者不能在投资期内获得预期报酬或遭受损失的可能性。股票投资的风险主要分为两类,一是系统风险,它又称为不可分散风险,是指由于经济或政治等因素的变动对投资者收益产生普遍影响的可能性。如果社会不稳定,经济下降, Equity investment risk refers to the possibility that investors can not expect or receive losses during the investment period. The risks of stock investment can be divided into two types. The first one is systemic risk. It is also called non-disperseable risk. It refers to the possibility of having a general effect on investors’ returns due to the change of economic or political factors. If the society is unstable and the economy is declining,