Underemployment : The situation in which people cannot work as many hours as they would like, because there are not enough jobs. Someone who involuntarily works less than 35 hours a week is considered underemployed
Robert Heron (Senior specialist on Labour Administration) and Liesbeth Unger (former Associate Expert on Labour Administration and Labour Law of ILO East Asia Multidisciplinary Advisory Team ILO/EASMAT in Bangkok), Glossary of Labour Administration and Related Terms, International Labour Office, ISBN 92-2-112011-2, International Labour Organization ILO, First Ed. 1999. http://igtplus.mcut.edu.tw/assets/attached/1818/or iginal/Glossary%20of%20labour%20administration%20a nd%20related%20terms.pdf?1368696482, (Lbr Law and Ind Rltn - Brit) {783}