Chances are low, but learning from each setback, working together as a team, playing aggressively and adjusting your strategy mid-game if need be, greatly increase your likelihood of success.

FORBES: How the Broncos Playoff Loss Compares to Running a Start-Up

So it should not come as much of a surprise that the markets doubt that it will, which is partly why prices rise with each new setback in the Middle East.

ECONOMIST: Buttonwood

Since its creation in 1992, the PTC has expired on three occasions, each a big setback for the wind business.

FORBES: Magazine Article