SUBE cards: opportunities for improvement and absence of management. The expansion would eliminate discretion in granting transportation subsidies in districts that do not yet have the system.

There are around 15 million active cards (cards enabled to pay for tickets on buses, trains and subways) Around 10 million were already nominalized at the end of 2023. In 2018, 159 transactions were processed per second. In 2022, Mercado Pago processed, for its entire ecosystem in nine Latin American countries, 173 transactions per second, the authors say.