<Li> Full - time employed persons work 35 hours or more, considering all jobs, while part - time employed persons work less than 35 hours . </Li> <P> Who is counted as unemployed? </P> <Ul> <Li> Persons are classified as unemployed if they do not have a job, have actively looked for work in the prior 4 weeks, and are currently available for work . </Li> <Li> Workers expecting to be recalled from layoff are counted as unemployed, whether or not they have engaged in a specific job - seeking activity . </Li> <Li> In all other cases, the individual must have been engaged in at least one active job search activity in the 4 weeks preceding the interview and be available for work (except for temporary illness). </Li> </Ul> <Li> Persons are classified as unemployed if they do not have a job, have actively looked for work in the prior 4 weeks, and are currently available for work . </Li>

Which type of firms has created more jobs than any other in the usa in the last three decades