It’s overdue A big revision from the BLS today: The U.S. Bureau of Labor Statistics on Wednesday revised down its estimate of total employment in March 2024 by a whopping 818,000, the largest such downgrade in 15 years. That effectively means there were 818,000 fewer job gains than first believed from April 2023 through March 2024. So, instead of adding a robust average of 242,000 jobs a month during that 12-month period, the nation gained a still solid 174,000 jobs monthly, according to the latest estimate. The revision is based on the Quarterly Census of Employment and Wages, which draws from state unemployment insurance records that reflect actual payrolls, while the prior estimates come from monthly surveys. However, the estimate is preliminary and a final figure will be released early next year. These numbers might not be exactly right, however: Some economists, however, are questioning the fresh figures. Goldman Sachs said the revision was likely overstated by as much as 400,000 to 600,000 because unemployment insurance records don’t include unauthorized immigrants, who have contributed dramatically to job growth the past couple of years. Based on estimates before Wednesday’s revisions, about 1 million jobs, or a third of those added last year, likely went to newly arrived immigrants, most of who entered the country illegally, RBC Capital Markets estimates. Also, the Quarterly Census of Employment and Wages itself has been revised up every quarter since 2019 by an average of 100,000, Goldman says. In other words, Wednesday’s downward revision could turn…