Stock-Trading Monopolies Weren't So Bad

Competition among exchanges and dark pools has gone too far for some big investors.

Was this really so horrible?

Photographer: Herbert Gehr/The LIFE Picture Collection/Getty Images

The people who run Norway’s giant sovereign wealth fund have discovered something. It turns out that when stock trading is done in lots and lots and lots of different places, it can actually be hard for investors to get a good deal -- or at least to be able to tell if they’re getting a good deal. Report Bloomberg’s Jonas Bergmann and Saleha Mohsin:

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