Superb short review by Helen Fessenden of Richmond Fed.
The article looks at how advent of telegraph technology in 1866 between US and UK shaped their markets and economies:
Economists have been increasingly studying the role of technology, in particular, as a way to break down information frictions and make markets more transparent. This field of inquiry applies not just to trade but to any kind of economic activity, especially when real-time information is critical but difficult to find. For example, economists have looked at the effect of Internet shopping on life insurance markets — cheaper on net for consumers, according to Jeffrey Brown of the University of Illinois at Urbana-Champaign and Austan Goolsbee of the University of Chicago. As these and other studies suggest, the speed and ease of online shopping can reduce these frictions for consumers.
To anyone who surfs websites to shop, these insights are intuitive. But as the case…
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