Reginald looked for work for six months but could not find a job to his liking. he now spends his time at the beach. for purposes of employment he is considered: out of the labor force. unemployed. employed in the underground economy. underemployed. specialization: leads to greater self-sufficiency. can lead to an increase in overall production. allows workers to develop skills by working on a large number of tasks is always the result of an inefficient use of resources