On share buybacks

A Share buybacks is a common action taken by corporations mostly to improve their ratios. In addition, a buyback is expected to push up the share price. This in turn, help executives meet their targets.

In last week`s The Economist, it was mentioned that the supply of equities may soon stop shrinking. A slowdown is expected in the second half of the year as profits have been out of steam and firms have less cash to deploy. 

The Harvard Business Review has a good article regarding this issue.