President Obama has signed an order that reinforces part of a law that's existed for nearly 80 years: Employees can discuss compensation without fear of retaliation. Here's what you should know.
				
					
						
							
						
					
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Under a nearly 80-year-old federal labor law, employees 
already can talk about their salaries at work, and employers are generally prohibited from imposing "pay secrecy" policies, whether or not they do business with the federal government.