Question: what are the four characteristics of labour?
Answer: Labour is Perishable: ...  Labour cannot be separated from the Labourer: ...  Less Mobility of Labour: ...  Weak Bargaining Power of Labour: ...  Inelastic Supply of labour: ...  Labourer is a Human being and not a Machine: ...  A Labourer sells his Labour and not Himself: ...  Increase in Wages may reduce the Supply of Labour: