Answer:
Assuming that all the price controls are binding,the following applies:
Part 1
A price floor in the form of a minimum wage is necessary to provide a living wage to people in the country. This statement is Positive.
Part 2
A minimum wage increases the quantity supplied of labor in the workplace. This statement is Positive.
Part 3 Governments should require higher minimum wages to increase economic growth. This statement is a Normative.
Part 4 A minimum wage won't encourage black markets to form. This statement is Normative.
Explanation:
Positive statements are objective statements that can be tested, amended or rejected by referring to the available evidence while A normative statement is one that makes a value judgment. Such a judgment is the opinion of the speaker which is not placed under scrutiny for truthfulness.