Microsoft, he says, makes a large amount of source code available under a so-called shared-source licence, which grants users downstream a limited set of rights to modify and use the code.

ECONOMIST: The software-development industry

If you modify a building, set aside enough money to hire an architect and contractors.

FORBES: Magazine Article

If you modify a building and aren't a Handy Andy, set aside enough money to hire an architect and contractors.

FORBES: Magazine Article

The Welsh government can choose to modify the settlement for Arriva Trains Wales - its 2012 rate increase is still to be set.

BBC: Inflation figures to raise rail fares by 8% average