Bibliographical references Antonopoulos, A.M., 2014. Mastering Bitcoin: unlocking digital cryptocurrencies. O’Reilly Media, Inc. Arnosti, N., Weinberg, S.M., 2018. Bitcoin: A natural oligopoly. ArXiv Prepr. ArXiv181108572. Badev, A., Chen, M., 2014. Bitcoin: Technical Background and Data Analysis 39. Baek, C., Elbeck, M., 2015. Bitcoins as an investment or speculative vehicle? A first look. Appl. Econ. Lett. 22, 30–34. Beikverdi, A., JooSeok Song, 2015. Trend of centralization in Bitcoin’s distributed network, in: 2015 IEEE/ACIS 16th International Conference on Software Engineering, Artificial Intelligence, Networking and Parallel/Distributed Computing (SNPD). Presented at the 2015 IEEE/ACIS 16th International Conference on Software Engineering, Artificial Intelligence, Networking and Parallel/Distributed Computing (SNPD), IEEE, Takamatsu, pp. 1–6. https://doi.org/10.1109/SNPD.2015.7176229. Berentsen, A., Schar, F., 2018. A Short Introduction to the World of Cryptocurrencies. Review 100, 1–19. https://doi.org/10.20955/r.2018.1-16. Bonneau, J., Miller, A., Clark, J., Narayanan, A., Kroll, J.A., Felten, E.W., 2015. SoK: Research Perspectives and Challenges for Bitcoin and Cryptocurrencies, in: 2015 IEEE Symposium on Security and Privacy. Presented at the 2015 IEEE Symposium on Security and Privacy (SP), IEEE, San Jose, CA, pp. 104–121. https://doi.org/10.1109/SP.2015.14. Coin Metrics Team, 2019. Granular mining pool mapping with Bitcoin’s coinbase outputs. Coin Metr. URL https://coinmetrics.io/mining-pool-mapping/ (accessed 8.3.20). Conesa, C., 2019. Bitcoin: ¿una solución para los sistemas de pago o una solución en busca de problema? Doc. Ocas. Esp. 1901. Derks, J., Gordijn, J., Siegmann, A., 2018. From chaining blocks to breaking even: A study on the profitability of bitcoin mining from 2012 to 2016. Electron. Mark. 28, 321–338. Dowd, K., Hutchinson, M., 2015. Bitcoin will bite the dust. Cato J 35, 357–382. Ferreira, D., Li, J., Nikolowa, R., 2019. Corporate capture of blockchain governance. Eur. Corp. Gov. Inst. ECGI-Finance Work. Pap. Hileman, G., Rauchs, M., 2017. 2017 Global Cryptocurrency Benchmarking Study. SSRN Electron. J. https://doi.org/10.2139/ssrn.2965436. Kroll, J.A., Davey, I.C., Felten, E.W., 2013. The economics of Bitcoin mining, or Bitcoin in the presence of adversaries, in: Proceedings of WEIS. p. 11. Malone, D., O’Dwyer, K.J., 2014. Bitcoin Mining and its Energy Footprint, in: 25th IET Irish Signals & Systems Conference 2014 and 2014 China-Ireland International Conference on Information and Communities Technologies (ISSC 2014/CIICT 2014). Presented at the 25th IET Irish Signals & Systems Conference 2014 and 2014 China-Ireland International Conference on Information and Communities Technologies (ISSC 2014/CIICT 2014), Institution of Engineering and Technology, Limerick, Ireland, pp. 280–285. https://doi.org/10.1049/cp.2014.0699. Marx, C., 1959a. El Capital: crítica de la economía política. Libro primero, 2nd ed. Fondo de Cultura Económica, Bogotá. Marx, C., 1959b. El Capital: crítica de la economía política. Libro tercero, 2nd ed. Fondo de Cultura Económica, Bogotá. Nakamoto, S., 2008. Bitcoin: Un Sistema de Efectivo Electrónico Usuario-a-Usuario 9. Rauchs, M., Blandin, A., Klein, K., Pieters, G.C., Recanatini, M., Zhang, B.Z., 2018. 2nd Global Cryptoasset Benchmarking Study. SSRN Electron. J. https://doi.org/10.2139/ssrn.3306125. Sweezy, P., 1969. Teoría del desarrollo capitalista. Fondo de Cultura Económica, México. Valfells, S., Egilsson, J.H., 2016. Minting Money With Megawatts [Point of View]. Proc. IEEE 104, 1674–1678. https://doi.org/10.1109/JPROC.2016.2594558. Velde, F., 2013. Bitcoin: A primer. Chic. Fed Lett. 317.