Euro banknotes have embedded visual and haptic security features. 10. Alvarez, F. and Argente, D. (2020), “Consumer surplus of alternative payment methods: paying Uber with cash”, NBER Working Paper Series, No 28133, November. 11. Alvarez, F., Argente, D., Jimenez, T. and Lippi, F. (2021), “Cash: a blessing or a curse”, mimeo. 12. Rogoff, K. (2016), The curse of cash, Princeton University Press. 13.
The ECB discontinued the production and issuance of € banknotes in 2019, although existing € banknotes are still legal tender and can therefore continue to be used and will always retain their value. 14. Kahn, C. M., McAndrews, J. and Roberds, W. (2005), “Money is Privacy”, International Economic Review, Vol. 46, No 2, May, pp. 377-399. 15.