Waiting for Tim Cook to increase Apple's dividend yield? Today the market did it for you.
FORTUNE -- There is no shortage of theories why Apple (AAPL) -- already at a 453-day low Tuesday -- fell another $28.13 in mid-day trading Wednesday to touch $398.11, wiping out all of 2012's gains.
Among the reasons we've heard:
Notes from Goldman Sachs and Lazard Capital...