He thinks a mix shift could trigger a 7%-10% drop in notebook ASPs for 2013.

FORBES: Intel: Bernstein Cuts Rating To Underperform; Sets $20 Target

The University of Kansas study suggests a sharp drop-off in the amount of daylight in New York in September might trigger seasonal affective disorder and make some traders more risk-averse.

WSJ: Is the 'September Swoon' for Real?