This paper makes a thorough review of research on the theory of overconfidence at both home and abroad, and summarizes the deficiencies in order to promote this study in China and guide the healthy development of Chinese securities markets.

• 本文通过梳理过度自信问题的国内外研究现状，总结了国内外研究成果的不足，以期促进我国投资者过度自信问题研究的深入和证券市场的健康发展。