When retail sales staff smile everyone wins

Serving customers with a smile must be tough if you're not in the mood. In the end, though, sales employees who are more smiley may end up reaping the benefit.

A new study reported on our Research Digest has looked at the way an employee's positive emotion infects their customers, and how this in turn feeds back to the employee, boosting their own mood.

We reported similiar findings from another study on this website earlier this week.