短语词组短语loan risk -premium 风险溢价risk -premium 风险溢价risk adjusted premium 风险调整保费risk and premium tradeoff 风险收益权衡Risk Based Premium 风险差别费率equity risk premium 股票风险溢价;险溢价;股权风险溢价;溢价Market risk premium 市场风险溢价;报酬;市场分险补偿 返回 risk premium