This week's volatility was as expected around a FOMC interest rate hike and "triple-witching" options expiration.
More than three-quarters of the companies in the S&P 500 have reported results, and 66% have exceeded expectations.
Income investors rejoice.
This week we'll get regional economic and housing data, a GDP report plus fourth-quarter earnings.
Cisco and Pfizer are set to be big winners next year.