According to one study, the initial cost of a typical LED traffic signal ball was around $70 compared to an incandescent signal at $20. When energy use and maintenance costs were added, the total lifetime operating costs of LED lights were approximately one-third that of incandescent signals.
The average pay for a Recruiter is $45,297 per year. Most people move on to other jobs if they have more than 20 years' experience in this field. Experience has a moderate effect on income for this job.
Recruiters work to fill open positions in private-sector companies and government agencies. Some recruiters work for one company and receive an hourly wage or annual salary. Others work for staffing agencies, where they fill positions for several clients and earn a base salary plus commissions.