Brown, Martin; Hentschel, Nicole; Mettler, Hannes; … - 2020 - This draft: April 20, 2020
We examine how an innovation in payment technology impacts on consumer payment choice and cash demand. We study the staggered introduction of contactless debit cards between 2016-2018. The timing of access to the contactless technology is quasi-random across clients, depending only on the expiry...