By Elliot Gulliver-Needham Issuance of green, social and sustainable (GSS) bonds hit a record high last year, with 3,184 bonds issued bringing total GSS bond issuance to over €4trn (3.4trn). Despite the uptick in issuance of GSS bonds, the value of them actually decreased by nine per cent in 2023, falling to $930bn, data from Mainstreet Partners revealed. This is due to a 13 per cent decline in the number of debut issuers from 594 in 2022 to 517 in 2023, as the market begins to mature. A shocking 20 per cent of all European bonds are now GSS bonds, as Europe continues to be the dominant market…