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The billionaire entrepreneur said: “We are concerned about rapidly increasing use of fossil fuel for Bitcoin mining and transactions, especially coal, which has the worst emissions of any fuel.”

Ether has been trading inside an ascending channel for many days. The bulls are attempting to keep the price above the centerline of the channel. The major target to watch on the upside is the psychological level at $5,000.
More importantly, we find that the ACP and ANET factors can price cryptocurrency returns. In particular, all of our five cryptocurrencies have positive and significant exposures to the fundamental factors. The explanatory power of ACP and ANET is over and above any effects related to the Bitcoin and momentum factors. This finding is non-trivial given that the five cryptocurrencies in our sample have consistently accounted for between 80% to 95% of the total cryptocurrency market capitalisation. Furthermore, we extend our factor analysis to an out-of-sample set of 33 cryptocurrencies obtained from the Bittrex exchange. We find that the aggregate computing power and network factors also price cryptocurrencies in this large out-of-sample data set.