Communities facing this problem have traditionally resorted to "scrip, " a money substitute in the form of tokens, certificates, even clamshells or buckskin to trade for goods.

FORBES: Magazine Article

So this is a multifaceted attack on the number-one problem facing this country, which is the need to grow the economy and create jobs.

WHITEHOUSE: Press Briefing

This points to the biggest rural problem facing Mr Cardoso: to make family farming pay, and to create employment.

ECONOMIST: Brazil

And this was the problem facing Microsoft engineers as they battled to make Windows 8 suited for a whole raft of new, low-power devices such as tablets and ultrabooks.

FORBES: Microsoft To Drop Aero From Windows 8 User Interface

Financial hardship is an obvious potential problem if you lose your job, so it is worth facing up to this.

BBC: How to cope with financial difficulties