The lackluster performance of the three major US market indices has raised concerns among investors as we entered the historically worst month of the year, September. This phenomenon even has a nickname: “The September effect.” Inflationary Fears With all three of Wall Street's major indices posting weekly declines, there are growing fears regarding the upcoming US CPI and PPI inflation data set to be released this Wednesday. The recent surge in oil prices to a nine-month high, driven by tightening oil supplies from Saudi Arabia, has indeed fueled inflation concerns. It is expected that oil prices will remain at elevated levels, as OPEC+ is likely to keep the market tight heading into the winter. Additionally, the recent stronger-than expected services ac