Costa, Natália; Silva, César; Ferreira, Paulo - In: International Journal of Financial Studies : open … 7 (2019) 3/51, pp. 1-12
data availability: Bitcoin, Ethereum, Ripple, and Litecoin. We apply detrended fluctuation analysis (the regular one and … find that Bitcoin and Ripple seem to behave as efficient financial assets, while Ethereum and Litecoin present some … evidence of persistence. When correlating Bitcoin with the other cryptocurrencies under analysis, we find that for short time …