foreword this publication is one in a series of annual publications containing employment and wage data for firms covered under the mississippi security law began with year 1950 1949 information published only manufacturing prior to 1968 issue title was monthly quarterly wages workers by are derived from contributions reports submitted all employers supplemental many multi county produced department labor market cooperation us bureau statistics originally who employed 8 or more 20 weeks current preceding calendar excluded were agricultural domestic employees private homes casual not usual course an employing unit s trade business state local government entities railroads federal installations separate unemployment programs changes coverage