#市场情绪观察 When the long-short ratio of the Xiaotai Index is higher than 1, it means that the long position is greater than the short position, the market sentiment is more optimistic, and investors are more likely to expect the market to rise. On the contrary, when the long-short ratio of the Xiaotai Index is lower than 1, it means that the short positions are greater than the long positions, the market sentiment is more pessimistic, and investors are more likely to expect the market to fall. The calculation method of the Xiaotai Index's long-short ratio is relatively simple and intuitive, and can quickly reflect changes in market sentiment.