Digital currency founded DigiCash, an electronic cash company, in Amsterdam to commercialize the ideas in his research. It filed for bankruptcy in 1998. In 1999, Chaum left the company. In 1997, Coca-Cola offered buying from vending machines using mobile payments. After that PayPal emerged in 1998. Other systems followed suit, such as e-gold, but it faced issues because it was used by criminals and was closed by U.S Department of Justice in 2005. In 2008, bitcoin was introduced, which marked the start of digital currencies. Origins of digital currencies date back to the 1990s Dot-com bubble. One of the first was E-gold,
Digital currency has produced several research papers on the topic. One suggests that the economic benefits of issuing a digital currency on a distributed ledger could add as much as 3 percent to a country's economic output. The Bank said that it wanted the next version of the bank’s basic software infrastructure to be compatible with distributed ledgers. Ukraine The National Bank of Ukraine is considering a creation of its own issuance/turnover/servicing system for a blockchain-based national cryptocurrency. The regulator also announced that blockchain could be a part of a national project called "Cashless Economy". Government attitude dictates the tendency among established