One of the longest U.S. economic expansions has lifted personal income in all states. But growth has varied from a constant annual rate of less than 1 percent in Illinois and Nevada to almost 5 percent in North Dakota since the start of the Great Recession. In six states (including Oklahoma), personal income fell for the year ending in the third quarter of 2016, hit by factors such as weak energy and agricultural earnings. Read the full article from The Pew Charitable Trust.