It's also exciting to imagine just how such a tool might be utilized in a museum-like setting, and hopefully developers will take advantage of that SDK to develop some truly exciting applications for the technology.

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Setting about the numbers with their econometric tool-box, Messrs Di Tella and MacCulloch not only do that but also control for everything they can think of, check for assorted biases and distortions, and consider different models of underlying economic behaviour.

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