Some analysts question whether enough molecular data exists to build Bunin's mega-database.

And mega-billion-dollar mergers in the telecom industry once again headline the news.

Carvalho has insisted the cost of mega-events like the Olympics are justified.

The role of mega-deals in the biotech sector has been disputed.

As a result, their approach to mega-deals is increasingly anachronistic.

That has led to a boom in people and businesses servicing the new mega-rich.

After the mega-mergers of the late 1990s, large-cap pharma is on a crash diet.