The main differences between areas was likely to be social and economic.

BBC: Northerners suffer more ill health

They should see the differences between their areas and the national average reduce by ten per cent.

BBC: Minding the health gap

Obviously, some of the differences between countries are caused by differences in their areas and populations.

ECONOMIST: Religious diversity may be caused by disease

There are differences between how people feel in urban areas and rural areas.

WHITEHOUSE: Our Top Stories

The Webster report on the Fort Hood shooting identified numerous problems in several areas including information sharing, failure to follow up on leads, failure of FBI headquarters to settle differences between the two field offices working the Hasan leads and computer technology issues.

CNN: STORY HIGHLIGHTS