Video of the week | Big pharma's billion-dollar bets

Check out this video to learn more about why big companies are paying billions to take over small companies.  Facing pressure from investors to cut R&D spending, large pharmaceutical companies are always in search of the next blockbuster drug, making risky bets on companies that may only have one drug in their pipeline. Arash Massoudi, the FT's corporate finance and deals editor tells all. 

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