More trouble in Shale City: U.S. oil gains slow, costs rise

Nov 8 (Reuters) - Rising costs and shortages of labor and materials have plagued U.S. shale oil production all year, and in the waning days of 2022, more energy executives are saying those may even worsen in 2023.From Texas to North Dakota, executives have warned on fourth quarter output, trimmed full-year production forecasts, or pinned expected gains at the low-end of earlier estimates even as higher oil and…