The firm, partly funded by Statoil, Norway's energy giant, estimates that each will cost about as much as a fixed-base turbine placed in 30 or 40 metres of water.

ECONOMIST: Monitor

Building turbines on land can be just as controversial, suitable locations for fixed-base shallow-water turbines are limited and a new generation of big turbines will need lots of space: only a couple can be placed in each square kilometre.

ECONOMIST: Monitor

He added that Tesco should have an advantage over its traditional rivals with its lower fixed-cost base, benefiting from its Internet base as well as its ability to set up shop at Tesco hypermarkets.

FORBES: Market Scan

With over 70, 000 users in North America, the company appears pretty close to saturating that market, at least with the fixed-income client base that has traditionally been its strength.

FORBES: Bloomberg For Sale?

With over 70, 000 users in North America the company appears pretty close to saturating its market here, at least with the fixed-income client base that has traditionally been its strength.

FORBES: Bloomberg For Sale?

It is a source of base load, low-carbon and largely fixed-cost power for many utilities.

WSJ: The Experts: What's the Best Way Forward on Nuclear Power?