Since the September 11 attack, there has been an increase in the demand for security personnelpolice, air marshals, airport security, and so forth.

Since the September 11 attack, there has been an increase in the demand for security personnel—police, air marshals, airport security, and so forth. How do you think the higher demand has affected the equilibrium wage? In which direction do you think the labor supply and demand shifted? Explain your reasoning.