Three-quarters of bosses find Generation Z workers a trifle difficult, a corporate survey has found. A poll of 1,344 managers and business leaders by ResumeBuilder.com found that 74 percent consider Gen Z employees more challenging than older staffers. Pressed for specifics, employers did not mince words. “They think they’re better than you, smarter than you, more capable than you, and they will tell you to your face,” said Akpan Ukeme, head of human resources at SGK Global Shipping Services. Generation Z is the youngest cohort in the American workforce, with birth years starting around 1997. Many surveys and studies have...