As share prices fall, margins decline and revenues may fail to cover fixed costs.

ECONOMIST: Fund management

One lot believes that low volatility suggests share prices will fall, as it means that investors are too complacent.

ECONOMIST: Collywobbles

The credit card industry suffered a strong fall in share prices during mid-May as regulation in the Dodd-Frank Financial Reform Bill potentially curbed debit card fees charged to retailers.

FORBES: Magazine Article

As these and even broader indices scaled new heights, many of the firms within them saw their share prices fall.

ECONOMIST: A wobble down Wall Street