What we need to go on studying is whether diseases like arthritis, which tend to be associated with older age, occur in a normal way or whether the incidences change.

BBC: Head-to-head: Cloning

"He would like to cut the corporate tax rate, and it's a question that we're studying, " Jason Furman, Obama's director of economic policy, told Forbes.com in an interview this week.

FORBES: Magazine Article