Many of the large corporations are now starting to apply a global human resources outsourcing approach benefit operations.  Mercer HR released a  survey today that showed recent multinational corporations outsource their benefits.  The of the reasons for this recent outsource was due to a rapid employee growth in emerging markets (many companies reported having more than 60% of their workforce located outside of their corporate home country or region).  Why is that happening?  What do you think about global corporations?