But many unions, of course, see "efficiency savings" as code for attacking staff.

BBC: Analysis: Combination of cuts could be explosive

We know that our complicated tax code with its jigsaw of special preferences reduces economic efficiency.

FORBES: A Hayseed Economist Responds To The Times' Bill Keller

The proposed code of conduct stresses the importance of collaboration, efficiency and transparency required of NHS trusts.

BBC: NEWS | Health | NHS 'ready for finance shake-up'

But on that front, Green argues that the code only needs to be honed by the Bitcoin community to increase its efficiency.

FORBES: Connect

As part of its Digital Service Efficiency effort to reduce power consumption in its data centers, eBay slightly changed some of its software code so that the code would require less memory.

FORBES: EBay's MPG For Data Centers