行业和风格因子跟踪报告：主力资金有效性持续修复，景气预期超额收益开始抬头

• The liquidity factor has shown a rapid rebound, with active trading by major funds. This week's recommended sectors for the liquidity factor include electronics, electrical equipment and new energy, pharmaceuticals, machinery, non-bank finance, and non-ferrous metals[14][16] - The long-term prosperity expectation factor, which serves as a proxy for prosperity investment, has started to show a slight upward trend in effectiveness. This week's long-term prosperity expectation factor includes non-bank finance, building materials, transportation, electric power and public utilities, and non-ferrous metals[18][20] - The short-term prosperity expectation factor continues to focus on domestic demand, with significant upward movement in long-short excess returns. This week's short-term prosperity expectation factor includes agriculture, forestry, animal husbandry, and fishery, consumer services, non-bank finance, machinery, and non-ferrous metals[22][24] - The momentum reversal factor is currently unable to describe the market trend, but it is expected that sector rotation may shift to momentum in one to two weeks. This week's momentum reversal factor includes automobiles, communications, electrical equipment and new energy, machinery, and home appliances[25][26] - The composite factor for this week includes consumer services, non-bank finance, machinery, electrical equipment and new energy, electronics, and non-ferrous metals[32][33] Factor Backtesting Results - Liquidity factor, excess return of long positions: 0.7% to 2.3% over various periods[16] - Long-term prosperity expectation factor, excess return of long positions: 0.6% to 2.4% over various periods[20] - Short-term prosperity expectation factor, excess return of long positions: 0.6% to 2.0% over various periods[24] - Momentum reversal factor, excess return of long positions: 0.4% to 2.4% over various periods[26]