中银量化大类资产跟踪：近期能化商品领涨，贵金属与权益承压

• The report does not contain any specific quantitative models or factors for analysis[1][2][3] - The report primarily focuses on market trends, valuation metrics, and style performance without detailing quantitative model construction or factor definitions[1][2][3] - Key metrics such as PE_TTM, ERP, and style indices are discussed, but no explicit quantitative models or factors are constructed or tested[40][50][60]