Tokyo is the global city facing the highest risk to its annual economic output, due to its proximity to North Korea, according to an index compiled by the Lloyd's of London insurance market.
New York ranks second in the risk index with nearly $15 billion in annual gross domestic product at risk, with a possible stock market crash considered its biggest threat.
Potential threats include everything from rare events, such as earthquakes, to concerns about more frequent incidents, such as cyberattacks.
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