Currencies

Correction: Bitcoin-Carbon Footprint story

The virtual currency bitcoin is responsible for the same amount of carbon dioxide emissions as a city like Las Vegas or Hamburg and efforts to reduce its climate footprint should be considered, researchers said Thursday.

Concerns over Persian Gulf escalation weigh on markets

Asian shares were mixed Friday as investors weighed a variety of factors, including alleged attacks on two tankers in the strategic Strait of Hormuz and lingering worries about trade conflict between the U.S. and China.

Euro gains in global use, but dollar still dominates

The European Central Bank says the euro has gained ground on the dollar as a global currency used for government reserves, rebounding from historic lows as U.S. sanctions deter some country's use of the U.S. currency.

Stocks slip as protests shake Hong Kong, trade woes linger

Shares declined in Asia on Wednesday and Hong Kong's Hang Seng index tumbled nearly 2% as thousands continued protests against proposed legislation that many city residents fear could further erode the territory's legal autonomy.