The dollar's drop caused gold to rise more than $10 an ounce, to above $420.

A single drop, though it falls into an ocean, will yet cause a ripple.

And such a drop, they worried, could cause the entire market to come crashing down.

The drop in blood pressure may cause a vasovagal episode to occur.

This drop caused the newspaper to eliminate 112 jobs by the end of January 2013.

So a further drop in share prices could cause a decline in consumer spending.

A 2,000-point drop could prove traumatic for investors and cause many to cut back purchases.

A drop in copper prices however caused the population to shrink to about 100 people by the end of 1931.

The steep drop in prices of commodities around 1999 caused the project to be halted.