Sweden working on e-krona project as central banks consider digital currencies Central banks are looking at launching such currencies in response to a decline in the use of cash and to speed up payments 06 April 2021 - 13:44 Colm Fulton Swedish krona. Picture: 123RF/JANUSZ PIEŃKOWSKI Stockholm — Sweden’s central bank will bring in banks in the coming year to test how its proposed digital currency — the e-krona — could handle commercial and retail payments in the real world, it said on Tuesday. Central banks around the world are looking at launching central bank digital currencies (CBDCs) in response to a decline in the use of the cash they print and as a way of speeding up domestic and international payments.