As some of the hardest hit areas by the financial crisis rebound strongly, the northeast and the industrial Midwest have been lagging, index chairman David Blitzer noted.
Other, more traditional measures, such as the consumer price index (CPI) are merely lagging indicators of inflation or deflation that has occurred already.
Back in March while Google was lagging Richard Petersen from Marketpsychdata and I were discussing how to index innovation perceptions and performance.
While male literacy rate is 71.6 percent, it is only 44.5 percent for women, revealing Gender Parity Index (GPI) at 0.62, with women still lagging behind men by more than 27 percentage points.