Let's take a look first: the relationship between gold prices and US government debt/GDP. Without any special data analysis methods, we can see that the history of the past 30 years shows that the ups and downs of gold prices have a strong correlation with the US federal government debt/GDP. Using linear regression to analyze monthly gold price data and U.S. Treasury bond/GDP data since 1993, it is found that the R square of the two is as high as 89%. In specific investments, this extremely high
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