Severn Trent

Wise investors know when to follow their themes

To make decent money on a long-term investment, buy shares in companies tapping in to the world's growing demand for food, fuel and water, our panel of financial experts tells Jennifer Hill

The Big Question: Should water bills be going down even further than

The water regulator, Ofwat, has set the amount water companies can charge in England and Wales for the next five years, 2010 to 2015. Scottish water companies have been told they cannot raise bills for a year from April, while Northern Ireland bills will be announced next month.