There's also research into cryptocurrencies issued by central banks, both for retail and wholesale between banks [0]. [0] https://www.bis.org/publ/qtrpdf/r_qt1

There's also research into cryptocurrencies issued by central banks, both for retail and wholesale between banks [0]. [0] https://www.bis.org/publ/qtrpdf/r_qt1709f.htm https://www.bis.org/publ/qtrpdf/r_qt1709f.htm