1.  An expensive U.S. currency helps exporters by raising the value of overseas profits and making it easier for them to cut prices.

2.  Overloaded with suddenly more expensive foreign currency debt, enterprises around the region were plunged into crisis.

3.  That the pound sterling is such an expensive currency did not help matters either.

4.  The yen has for long been seen as an expensive currency in Southeast Asia, which sources most of its machinery imports from Japan to stoke manufacturing growth.