Has Glencore become "too big to fail"?

Has Glencore become ‘too big to fail’?

Regulators are investigating issue amid fears that a large group’s collapse could significantly hit global economic activity via raw material supply http://link.ft.com/r/R5WAEE/KQYCTP/0GB0NQ/XHYJGP/522PXP/T3/h?a1=2012&a2=10&a3=10