I’m working on a Business question and need guidance to help me study.

1. Research has shown that Monday is the highest negative-affect day across most cultures. However, in some countries, negative affect is lower on Friday and Saturday than on Sunday. What are two explanations for this discrepancy?

2. Zach is a pharmaceutical sales representative and must put on a smile every day at work with his clients. Discuss the emotional labor experienced by Zach. Explain the significance of emotional intelligence demanded of Zach in order to be successful, and how he applies his emotions and moods in his job.