Q. A recession occurred in the U.S. economy during the 1st three quarters of 2001. National output of goods also services fell during this period. But during the fourth quarter of 2001, output began to increase also it increased at a slow rate through the 1st quarter of 2003. At the similar time March 2001 also April 2003, employment declined almost continuously with a loss of over 2 million jobs. Explain how is it possible which output rises while at the similar time employment is falling.