It's that time of the year again for many companies: the distribution of annual bonuses. The extra cash may mean $1000, which predoctoral scientist Jeffrey Rice - now a sixth-year graduate student in chemical engineering at the University of California, Santa Barbara - received in 2004 after exceptional completion of an internship at Applied Biosystems. Or it could mean $4.5 million, which Amgen awarded its CEO, Kevin Sharer, in December 2005.






