1. what is the impact of an increase in working age population for wages paid to works, the quanity of labour supplied, the quanityty of loabour demanded and the amount of employment?

2. What is the impact of a new production technology that decreases the demand for labour for wages paid to works, the quanity of labour supplied, the quanity of labour demanded and the amount of unemployment

3. what is the impact of a decrease in average hours per worker for labour for wages paid to works, the quanity of labour supplied, the quanity of labour demanded and the amount of unemployment

4. what happen if a decrease in the employment to population ratio for wages paid to works, the quanity of labour supplied, the quanity of labour demanded and the amount of unemployment