In the course of producing output, a firm causes pollution. The government passes a law that requires the firm to stop polluting. The firm finds it can do this by allocating workers to clean up the pollution so that for every N workers it hires, xN workers are used for cleanup (x<1). What does the government law require the firm to do?
1) Reduce the number of workers hired
2) Increase the number of workers hired
3) Allocate more workers for cleanup
4) Allocate fewer workers for cleanup