Unlike white-collar workers, who suffer from needing to be constantly available, service workers burn out as a result of uncertain schedules and a lack of control over time, says Ashley Whillans of Harvard Business School.
NATO is still extremely active in some 4,000 U.S. troops in Poland and the Baltic states and tens of thousands on 48 hour standby bolstering NATO's allies and sending a clear message to Russia.
NATO is still extremely active, with some 4,000 U.S. troops in Poland and the Baltic states,and tens of thousands on 48-hour standby, bolstering NATO's allies and sending a clear message to Russia.