This function computes the Sterling ratio of the univariate time series (or vector) x.
此功能计算的英镑比单变量时间序列(或矢量)x的。
用法----------Usage----------
sterling(x)
参数----------Arguments----------
参数:x
a numeric vector or univariate time series corresponding to a portfolio's cumulated returns.
一个数值向量或单变量时间序列,相应的投资组合的累计收益。
Details
详细信息----------Details----------
The Sterling ratio is defined as a portfolio's overall return divided by the portfolio's maxdrawdown statistic. In finance the Sterling Ratio represents a measure of the portfolio's risk-adjusted return.
英镑比率被定义为一个组合的整体收益除以投资组合的maxdrawdown统计。在金融纯正的比率衡量投资组合的风险调整后的回报。
值----------Value----------
a double representing the Sterling ratio.
一个双纯正的比例。