The 33-year-old former Great Britain hooker has twice postponed his retirement in the last two years by signing new 12-month contracts.

BBC: St Helens skipper Keiron Cunningham out to end on high

According to a report from the Massachusetts Institute of Technology (MIT), published last year, world production has grown significantly too, rising by two-fifths between 1990 and 2009, twice as fast as that of oil.

ECONOMIST: An unconventional bonanza

The refs lost control of the game, and added to the confusion by stopping the clock twice for the two-minute warning.

FORBES: The NFL's Replacement Ref Disaster

Until Argentina took a grip on the tie by scoring twice in eight first-half minutes it had been a fascinating contest between two sides that were obviously comfortable in possession.

BBC: Argentina 3-1 Mexico