Open Banking and the Ambiguous Competitive Effects of Data Portability

In recent years several interventions have been undertaken to encourage competition by promoting access to data and facilitating data sharing and portability. The banking sector has been usually designated as a testing ground. Indeed, data play a central role in the provision of FinTech-enabled services and, since transaction data are jealously conserved by legacy banks, the commercial viability of FinTech players is undermined by the lack of access to this essential resource. Against this backd