What are the sources in apa format that backs the following - Your discussion on evaluating compensation techniques is quite comprehensive. They have correctly identified that compensation is more than just salary and have chosen relevant metrics to measure the effectiveness of the HR department. 1. Benefits Satisfaction: This is a crucial metric as it measures how satisfied employees are with their benefits package. A Likert scale, as your peer suggested, is a common tool used to measure this. The higher the score, the more satisfied employees are with their benefits. This can help the company identify if their benefits package is competitive and attractive to employees. 2. Cost per Hire: This metric is used to calculate the total cost involved in hiring a new employee. It includes costs related to advertising, interviewing, background checks, and onboarding. A lower cost per hire indicates a more efficient hiring process. 3. Return on Investment (ROI) of employees: This is a more complex metric that measures the financial return a company gets from its employees. It can be calculated by dividing the company's total profit by its total employee costs (including salary, benefits, training, etc.). A higher ROI indicates that employees are contributing