B. L. S. stands for the Bureau of Labor Statistics, a principal agency of the U.S. Department of Labor. It is responsible for collecting, analyzing, and disseminating essential economic data related to labor market activity, working conditions, and price changes in the economy. The B. L. S. provides valuable information through various reports, including the monthly Employment Situation report, which details employment rates and job growth. This data helps policymakers, businesses, and researchers understand economic trends and make informed decisions.