ソース:[1] Billionaire Ray Dalio Warns Debt-Laden US Economy Faces 'Heart Attack,' Advises Investors To Hold 10–15% Gold (https://finance.yahoo.com/news/billionaire-ra ...)[2] Billionaire Ray Dalio Warns Debt-Laden US Economy Faces 'Heart Attack,' Advises Investors To Hold 10–15% Gold - Benzinga (https://www.benzinga.com/markets/equities/25/ ...)[3] Moody's Downgrades US Credit Rating to AA1 Citing 134% Debt-to-GDP Ratio by 2035 (https://vertexaisearch.cloud.google.com/groun ...)