CryptofeedCrypto Derivatives Exchange OKEx Launches Options on EtherPublikováno: 5.6.2020#Markets#Derivatives#Ethereum#OKEx#Options#Ether OptionsCelý článek Malta-based cryptocurrency exchange OKEx rolled out option contracts on Ethereum’s ether (ETH) token on Thursday, ending the Panama-based Deribit’s virtual monopoly in the space.