Group 1 - Economists are concerned that key economic data for October, particularly regarding inflation and unemployment, may be permanently lost due to the longest government shutdown in history [1][2] - The October unemployment rate will not be published for the first time in 77 years, although employment creation estimates will still be calculated [1][3] - The release of the Consumer Price Index (CPI) for October remains uncertain, with indications that it may not be published [1][3] Group 2 - The government shutdown has created significant challenges for the Bureau of Labor Statistics (BLS), which is responsible for compiling key economic reports [1][4] - The BLS has lost 25% of its staff since February, and one-third of leadership positions remain vacant, complicating the recovery process [4] - Data collection for October will be less accurate due to the inability to conduct timely surveys of households and businesses during the shutdown [3][4] Group 3 - The economic reports for September are expected to be released soon, but they will be retrospective and not reflect the economic conditions during the shutdown [5] - The release of November's economic reports may also be delayed as the BLS prioritizes completing the September and October reports [5]