An estimated 1.3 billion Chinese are very ambitious and want to become more educated. That poses an excellent scenario for businesses that cater to this market.

These two companies did their share buybacks the right way.

Among the companies whose shares are expected to see active trade in Wednesday’s session are Ashland, Coke Enterprises, DreamWorks, E-Trade, General Dynamics, Hess, Interpublic, Molex, Norfolk Southern, Target, Unisys, Visa and WellPoint.

Among the companies whose shares are expected to see active trade in Wednesday's session are Aflac Inc., ConocoPhillips and General Dynamics Corp.

Investors will look for reports from Visa Inc. and E-Trade Financial Corp., with the credit issuer expected to report a rise in quarterly profit and revenue, and the online broker expected to post a narrower per-share loss.