美国11月挑战者企业裁员人数为7.1321万人，前值15.3074万人

Group 1 - The core point of the article is that the number of layoffs in the U.S. for November was reported at 71,321, a significant decrease from the previous month's figure of 153,074 [1] Group 2 - The November layoffs represent a reduction of approximately 53.5% compared to the previous month [1] - This decline in layoffs may indicate a stabilization in the job market or a shift in hiring strategies among companies [1]