labour force
noun /ˈleɪbə fɔːs/
  /ˈleɪbər fɔːrs/
(US English labor force)
 [countable + singular or plural verb]- all the people who work for a company or in a country synonym workforce- a skilled/an unskilled labour force
- An increasing percentage of the labour force is now unemployed.
- the size of the labour force
 Oxford Collocations DictionaryLabour force/labor force is used before these nouns:- participation