Superbugs could cause millions more people to die worldwide and cost the global economy just under $2tn a year by 2050, modelling shows.A UK government-funded study shows that without concerted action, increased rates of antimicrobial resistance (AMR) could lead to global annual GDP losses of $1.7tn over the next quarter of a century.The research, by the Center for Global Development thinktank, found the US, UK and EU economies would be among the hardest hit, prompting accusations that recent sw...