Whether it is due to stress, interpersonal conflict, frustration, lack of feedback or promotion, 27 percent of workers in 24 countries said they are not happy with the psychological aspects of their work environment, the survey by research company Ipsos for Reuters showed. "Employers need to pay attention to their employees' mental health, not just their physical health," said Alexandra Evershed, senior vice president, Ipsos Public Affairs...Evershed suggested that the improving economies in some countries could have played a part in the positive assessment among employees. "It's better than it was," she said in an interview. "India, China, Brazil, South Africa, these are countries where the economic picture has been brightening"...