UK-listed miner says it will give an extra week for Australian rival to submit final proposal

Regulator’s ruling means WisdomTree and 21Shares bitcoin and ether products will be off limits to retail investors

Small investors hunting for haven assets take advantage of easier access to special 30-year debt

Investors have been increasing bets BoJ will raise interest rates further

Facile hurdles undermine a good idea

London-based trader typing wrong figures led to mistaken sale of $1.4bn of shares