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Rumors of pharma mega-deal accelerated others' plans, Reuters says

Rumors about Pfizer's (PFE) pursuit of AstraZeneca (AZN) were circulating in industry circles for months before the bid was revealed, and fears that it would spur the U.S. to change its tax inversion rules added new urgency to companies such as Allergan (AGN) and Mylan (MYL) that were already looking at European targets, according to Reuters, citing people familiar with the situations.