Alt data lends a different light to coronavirus impact

Smog, traffic data – even movie rentals – help analysts track economic effects of virus

Big data is already on the front lines of the fight against coronavirus. China’s authorities are using advanced technologies like thermal imaging and facial recognition to track infections and enforce quarantines. Now investors are putting similar technologies to work to analyse the financial impact of the epidemic.

Coronavirus fears caused markets to lurch more violently than at any time since the Lehman meltdown. In response, some firms are digging deep into data, unearthing non-traditional

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