Martikainen, Emmi; Schmiedel, Heiko; Takalo, Tuomas - In: Journal of Banking & Finance 50 (2015) C, pp. 81-91
We estimate convergence in the European retail payments market during the period 1995–2011 for the most popular retail payment instruments: cash, debit card, credit card, direct debit, credit transfer, cheque and e-money. To estimate convergence, we employ the concepts of beta and sigma...