US debt default？

https://markets.businessinsider.com/news/bonds/us-debt-ceiling-default-financial-crisis-republican-democrat-package-deadline-2023-4

中美技術大戰？

https://finance.yahoo.com/m/478ddd38-68e8-32c6-9fd7-a9cf94910455/u-s-china-trade-war-over.html

更高的interest rate？

https://finance.yahoo.com/news/carlyle-group-co-founder-david-rubenstein-interest-rates-will-continue-to-go-up-for-a-while-130032054.html

bad earnings etc