# In an op-ed, Prof. Rosa Abrantes-Metz explains why banks may be driving up the price of metals

1 Faculty News July 31, 2013 ![Bloomberg logo](/sites/default/files/styles/246w/public/assets/images/bloomberg192x144.jpg?itok=yV529lwz)>

Excerpt from [Bloomberg](http://www.bloomberg.com/news/2013-07-31/banks-role-in-metal-trade-deserves-scrutiny.html) -- "A number of large users of aluminum in the U.S., including the Coca-Cola Co. and MillerCoors LLC, allege that big banks -- some of which own aluminum warehouses and play a big role in the market -- have intentionally created bottlenecks, with the end effect of driving up prices and boosting their profits. In recent Senate testimony, MillerCoors estimated that the practice cost buyers of aluminum about $3 billion last year alone."

[Read more](http://www.bloomberg.com/news/2013-07-31/banks-role-in-metal-trade-deserves-scrutiny.html)