Sadly journalism these days means more often to copy press-releases and exaggerate dumb statements, then to dive into a subject and getting to the bottom of it.

Sadly journalism these days means more often to copy press-releases and exaggerate dumb statements, then to dive into a subject and getting to the bottom of it. In this case 1% of 7-8 billion are roughly ~ 70-80 million people, which holds 50% of global wealth is really not that hard to believe, then the reported 85/7*10^9 ~ 1/10^8 = 0.000001%! But on a second look, i think it's more an error of the choosen title of the OP. I couldn't find his/hers statement in the BBW-article.