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Demelza Hays

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Demelza Hays has been conducting research in the field of crypto-related assets since 2013. In addition to teaching a course on cryptocurrency at the University of Liechtenstein, Ms. Hays regularly presents and writes on the topic of cryptocurrencies. Her work has been published in several distinguished print and online magazines including Forbes, Der Standard, and the Frankfurter Allgemeine Zeitung.

Fireside with Nick Szabo on Scaling Bitcoin

“There’s going to be some situations where a central bank can’t trust a foreign central bank or government with their bonds for example. One solution that’s been developed is to have the Swiss government hold it for you – that’s not a trust minimised solution. The Swiss government itself is subject to political pressures and…

Gold Stablecoins

“The only reason that cryptocurrencies exist is because of regulations that stop us from using gold as money.” Peter Schiff Key Takeaways Similar to gold-ETFs, all of the gold-backed cryptocurrencies on the market are centralized. This means they have counterparty risk. Unlike storing your own physical gold, gold-backed cryptocurrencies require you to trust a company…

XRP and Ripple

“XRP Recently in Green, But Outsized Risks Prevail. XRP’s recent rally is unlikely to endure, in our view. Ripple’s litigation risks and the prospect of XRP being classified as a security were largely ignored over the past three months as XRP staved off the effects of the broader crypto-price collapse. This stalling has helped to…

John Tromp: Making Computer Science Great Again

“PoW (Proof-of-Work) makes for a fairer coin distribution as everyone has to compete on equal terms. A constant reward, resulting in linear emission, extends this fair competition across all times.” John Tromp Key Takeaways Cuckoo Cycle is memory-bound Proof of Work mining algorithm that tries to find a cycle within a particular type of graph,…

Cryptocurrency Mining in Theory and Practice

“The purpose of mining is not the creation of new bitcoin. That’s the incentive system. Mining is the mechanism by which bitcoin’s security is decentralized.” Andreas M. Antonopoulos Key Takeaways Cryptocurrency Mining can be seen as global arbitrage on electricity prices. Mining firms can strike lucrative deals with energy providers in Switzerland, the U.S., and Scandinavia….

Equity Tokens

“Fractional ownership is not unique to blockchain, in fact, it’s not even unique to this century. Joint ownership dates back to the Roman Republic, or the Dutch East India Company in more modern times. However, some assets classes such as commercial real estate and fine art continue to be characterized by high unit costs. A…

Smart Contracts

“A smart contract is a computer program that directly controls some kind of digital asset… The smart contract approach says instead of a legal contract, immediately transfer the digital asset into a program, the program automatically will run code, validate a condition, and determine whether the asset should go to one person or back to…

ETH, NEO, ADA, & EOS

“2019’s Trillion Dollar Question: How to merge Blockchains? Yanislav Malahov, Aeternity Smart Contract Platforms: Who’s the Smartest in Town? Grandmother Bitcoin has birthed powerful ecosystems – first and foremost, the Ethereum empire. From July to August in 2014, the Ethereum Foundation launched an Initial Coin Offering to promote its concept to Bitcoin owners. As we…

Legal Aspects and Regulatory Issues of Cryptocurrencies – EU Perspective

In a presentation at the Federal Reserve Bank of Cleveland, Demelza Hays talked about the legal aspects and regulatory issues of cryptocurrencies in Europe. Read the complete presentation here: Download Presentation

Consensus Mechanisms

In cryptography, there is a theory that states that anything that can be done with a central party, can also be done without a central party. This refers to voting, auctions, banking, etc. For example, OpenBazaar is a decentralized version of eBay, Bisq is a decentralized version of Coinbase, and Bitcoin itself is a decentralized…

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