求翻译：利率作为一个重要的金融变量，其变化趋势是资产定价、套利、套期保值、风险管理、金融产品设计等投资决策中的重要元素，也是预测总产出、通货膨胀率、远期利率、汇率这些宏观经济变量及中央银行制定货币政策的有效分析工具。是什么意思？

Interest rate as an important financial variables, the trends in asset pricing, arbitrage, hedging, risk management, financial product design, an important element in investment decisions, but also forecast total output, inflation, long-term interest rates, Rate these macroeconomic variables and cen

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The interest rate took an important financial variable, its change tendency is investment decision-making and so on in property fixed price, arbitrage, hedge, risk management, financial product design important elements, also is forecast the total output leaves, the inflation rate, the forward inter

Interest rate as an important financial variables, the trend is to asset pricing, arbitrage, hedging, risk management, financial products investment decision of important elements such as design, is also forecast total output, inflation, long-term interest rates, exchange rates of these macroeconomi

Interest rate as an important financial variables, the trend is to asset pricing, arbitrage, hedging, risk management, financial products investment decision of important elements such as design, is also forecast total output, inflation, long-term interest rates, exchange rates of these macroeconomi