Thomas Philippon, Friday, December 2, 2011

Has the financial industry become less efficient? This lead commentary in the Vox debate on the financial sector argues that, despite all of its fast computers and credit derivatives, the current financial system is no better at transferring funds from savers to borrowers than the financial system of 1910.

Leonardo Iacovone, Beata Javorcik, Wolfgang Keller, James R Tybout, Saturday, August 20, 2011

The entry of Wal-Mart into Mexico 20 years ago has reshaped the country’s industrial structure. This column argues that the effect has been polarising. While Wal-Mart’s retailing power has helped more productive companies expand their market shares and boost productivity, the retailer’s pressure to lower prices and innovate has pushed down mark-ups and marginalised less capable producers.