The Facebook ad system is largely self-serve and provides real-time feedback on the size of the target audience and the suggested bid range to achieve impressions.

FORBES: Credits Can Make Facebook Some Serious Coin

The bid and ask spreads on corporates are prohibitively wide and offerings in size are practically nonexistent.

FORBES: Magazine Article

Earlier this year America's Federal Reserve notified primary dealers that they would have to bid in auctions for a share of issuance that was in proportion to their size and number.

ECONOMIST: Sovereign-debt managers

Ministers want to double the maximum size to which home extensions can be built without planning permission, in a bid to boost construction.

BBC: Planning relaxation 'will bring neighbour disputes'

The size of the ball, on the other hand, has been increased by 2mm in a bid to slow the game and improve it as a spectacle.

BBC: Table tennis plays by the rules

Gas Natural is half the size of Endesa and stretched its financial fire-power to the limit with last year's bid.

ECONOMIST: European utilities: Bidding and competing | The