Here is the reality. We have intense uncertainty on US fiscal, energy and health policies. Nobody knows what their effective tax rate is going to be next year so they cannot plan. When you model that uncertainty in economic terms, you end up with higher liquidity ratios in business and rising savings rates in the personal sector. This damps spending growth and spending is what gross domestic product is all about.
美国目前的现实情况是：在财政、能源以及医疗政策领域存在巨大不确定性。没有人知道自己明年的实际税率将是多少，因而也无法提前进行财务规划。如果将不确定性上升的影响放在manbetx20客户端下载 模型框架下考察，你会得出企业流动资产比率以及居民储蓄率都将上升的结论。这将抑制支出增长，而支出规模直接关系到GDP。
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