The U.S. unemployment rate is now at the lowest it has been since May 2007. The latest U.S. employment figures for March were less than expected but the U.S. economy appears to be creating jobs at a pace which exceeds population growth. According to the U.S. Bureau of Labor Statistics, only 98,000 jobs were created in the non-farm sector in March against expectations of 180,000. Poor winter weather and a...