Digital currencies

The first computer that invests the computational effort required to solve the 'puzzle' discovers the password to the new 'safe' and takes ownership of it. Illustration: depositphotos.com

Environmental economist: Cryptocurrencies should be taxed

After more than doubling in value this year, Bitcoin has crossed the $100 mark. But Bitcoin and other cryptocurrencies have environmental consequences, and according to Dr. Yossi Borochov, there is now an opportunity to tax them