The substantial growth of the crytocurrency market since 2009 has merited suspicions of bubblelike dynamics attributed to the exceptional price growth and volatility exhibited across associated exchanges. The deep volatility and exponential rise in cryptocurrencies valuations strongly suggest...

During 2017, a few fortunate investors have made a lot of money very quickly on their investment in crypto-currencies, an asset class that did not exist just eight short years ago. But as with other rapidly evolving assets, that often seem too good to be true, the potential soaring profits of...

Blockchain technology appears to be ready to revolutionise a broad number of industries. However, the blockchain itself contains a number of inefficiencies and areas for improvement, namely: transaction fees and transaction speeds. Directed acyclic graphs (DAGs) address, and improve on these...

The growth of cryptocurrency mining in China, still heavily reliant on coal as a fuel for electricity generation, raises natural questions on the inter-relatedness of coal and crypto prices and volatilities. We investigate this, and the safety and thus supply stability of domestic Chinese coal...

The hedging and safe haven properties of Bitcoin for the US dollar are investigated across a variety of investment horizons. Our findings reveal that (i) Bitcoin acts as a weak hedge for all currency pairs examined, with some evidence of negative average dependency for Euro, Swiss Franc and...

This paper examines the relationship between news coverage and Bitcoin returns. Previous studies have provided evidence to suggest that macroeconomic news affects stock returns, commodities and interest rates. We extend the approach developed by Birz and Lott [2011] to examine the hypothesis...

Eastman Kodak is an American technology company that produces imaging products. In 2018, it announced its intentions to enter the crytpocurrency market, raising concerns that it could be taking advantage of a potential cryptocurrency bubble for short-term gains. We analyse the relationships...