风暴再起！全球国债抛售潮，发生了什么？

Core Viewpoint - A global bond sell-off is occurring, pushing the 30-year U.S. Treasury yield towards the psychological threshold of 5% [2][9]. Group 1: Market Dynamics - The sell-off has affected government bond markets across the U.S., U.K., Italy, and France, with yields rising significantly, including the U.K. and France reaching their highest levels since the financial crisis [1][13]. - The U.S. 30-year Treasury yield rose to 5%, marking the first time since July, while the 10-year yield climbed to 4.291% [1]. - The S&P 500 index fell by 0.7%, its worst single-day performance since August 1, due to the negative sentiment in the bond market [1]. Group 2: Supply and Demand Factors - A surge in corporate bond issuance is contributing to the sell-off, with predictions of $150 billion to $180 billion in investment-grade corporate bonds being issued in September, which is expected to exceed last year's figures [7][10]. - The influx of corporate bonds is providing investors with higher-yield alternatives, diverting funds away from government bonds [7][10]. - September is traditionally a challenging month for long-term bondholders, exacerbated by the return of traders from summer vacations and the influx of new corporate bond supply [7][10]. Group 3: Economic Indicators and Federal Reserve Focus - The market is closely watching the upcoming U.S. employment report, which will influence the Federal Reserve's interest rate decisions [7][20]. - Current expectations suggest a 92% chance of a rate cut by the Federal Reserve this month, with the employment report being a critical variable for market direction [20]. - Strong employment data could heighten concerns over prolonged high rates, while weak data may reinforce rate cut expectations, providing relief to the struggling bond market [20].