As the main part of international reserve, foreign exchange reserve is a significant macroeconomic variable reflecting one country's economic and financial power.

外汇储备是一国国际储备的主体，是反映一国经济、金融实力的一个重要的宏观经济变量。

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Name two macroeconomic variables that decline when the economy goes into a recession. Name one macroeconomic variable that rises during a recession.

写出当经济衰退时，下降的两个宏观经济参数，上升的一个宏观经济参数。

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The promise was clear: if you simply start measuring and tracking everything, from minutely segmented sales and resource usage metrics to every conceivable macroeconomic variable of remote interest, we will be able to identify all manner of relationships, correlations and insights, the net result of which will be the capacity to much more effectively and efficiently allocate resources to take advantage of opportunity and drive results.

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