Collins Title $($a reinsurance company$)$ wants to evaluate its labor and multifactor productivity. The company has

a staff of $4,$

each working $8$ hours per day for a payroll cost of $$640$

and overhead expenses of $$400$ per day.

Collins processes and closes on $8$ titles each day.

The new computerized title$-$search system will allow the processing $14$ titles per day.

Although the staff, their work hours, and pay are the same, the overhead expenses are now $$800$ per day.

Should the new system be used? Make your decision based on single factor and multifactor productivity calculations, respectively.