When expected alpha goes rotten, future obligations get put at risk. 当预期中的最佳投资表现差强人意,投资人就得冒险承担巨大的未来债务。
Accessing 'pure alpha' is likely to be more expensive on the whole due to the additional complexity of the strategies, the more rigorous risk management and limited capacity, he says. 他表示:由于该战略的额外复杂性、更为严格的风险管理和能力有限,整体来看,评估‘绝对alpha’策略可能成本较高。
Objective To investigate the relationship between estrogen receptor alpha gene polymorphism in intron 1 and the risk factors for the patients with coronary heart diease ( CHD). 目的探讨雌激素受体α(ERα)第一内含子中两个基因位点变异的多态性与冠心病和冠心病发病危险因素的相关性。
Presently, the only available therapies are alpha interferon ( IFN-a) alone or in combination with ribavirin. Such treatments are expensive, show low-response rates, and carry the risk of significant side effects. 目前,唯一可用疗法是干扰素(IFN-α)单独或与利巴韦林联合使用,治疗费用昂贵,治愈率较低,可能产生严重的副作用。