标普全球：美国5月销售费用通胀达到2022年末以来的最高水平。

Group 1 - The core point of the article is that sales expense inflation in the U.S. reached its highest level since the end of 2022 in May [1] Group 2 - The article highlights that this increase in sales expense inflation indicates rising costs for companies, which may impact their profitability [1] - It suggests that businesses may need to adjust their pricing strategies in response to these inflationary pressures [1] - The report emphasizes the importance of monitoring sales expenses as a key indicator of overall economic health [1]