One of the most powerful hedge funds on Wall Street has reportedly criticized the Trump administration for helping drive a frenzy around cryptocurrencies that could ultimately harm investors.

The Trump administration’s embrace of cryptocurrencies is helping fuel a speculative mania that could cause “havoc” when prices collapse, the hedge fund Elliott Management has warned. The $70bn-in-assets firm took aim at the US government’s apparent enthusiasm for assets that have soared in price but have “no substance”,