Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 78 for “"Cryptocurrencies"”.
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The Economics of Cryptocurrencies
This paper has four chapters. The first chapter serves as an introduction. The second chapter studies the transaction fees in the bitcoin system. The transaction fees and transaction volume in the bitcoin system increase whenever the network is congested and results from a simple VAR show that it …
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Various Financial Aspects of Cryptocurrencies
… I focus on various financial aspects of cryptocurrencies that could help investors in taking appropriate decisions about cryptocurrency investments. In addition, I present stylized facts about cryptocurrency markets as a contribution towards the formation of a price theory. I start by …
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Regulating cryptocurrencies in South Africa
Cryptocurrencies are one of the most exciting financial technologies that have emerged since the global financial crisis. It has spurred on a new financial ecosystem looking to enhance the traditional financial system. Many of the economic functions such as payments, investment, trading and capital …
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Vault : fast bootstrapping for cryptocurrencies
Decentralized cryptocurrencies rely on participants to keep track of the state of the system in order to verify new transactions. As the number of users and transactions grows, this requirement places a significant burden on the users, as they need to download, verify, and store a large amount of …
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Trust Machines: Cryptocurrencies, Blockchains, and Humans in Cultures of Mistrust
… one in liberal democracies. I explore the use of cryptocurrencies (digital currencies based on cryptography) in Argentina to shed light on the social dynamics underlying technological market systems that mediate trust. These social dynamics include ideas, perceptions, and emotions, as well as …
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Empirical Analysis ot the Top 800 Cryptocurrencies using Machine Learning Techniques
The International Token Classification (ITC) Framework by the Blockchain Center in Frankfurt classifies 795 cryptocurrency tokens based on their economic, technological, legal and industry categorization. This work analyzes cryptocurrency data to evaluate the categorization with real-world market …
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An investigation into the use of multiple cryptocurrencies in a diversified portfolio
… possible diversification benefits of multiple cryptocurrencies (Bitcoin, Ethereum and Litecoin) in a diversified portfolio from the perspective of a South African investor over the period 30 July 2015 to 20 December 2017. Cryptocurrencies are mostly still in their infancy, and reliable …
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Plutus : measuring message gossiping in P2P networks and providing incentives in cryptocurrencies
In this thesis, we present Plutus, an efficient and game-theoretically proven incentive mechanism for Algorand, a proof-of-stake cryptocurrency. In order to operate, Algorand requires users to constantly propagate messages but has no mechanism to incentivize users to do so. Plutus solves this …
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Asymmetric Nonlinear Correlation between Cryptocurrencies and the Stock Market Performance in South Africa
The increasing integration of cryptocurrencies into financial markets has strengthened their correlation with traditional assets like equities, reducing their diversification benefits and amplifying the risk of market contagion. Initially exhibiting distinct price behaviour, cryptocurrencies have …
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Forecasting the Prices of Cryptocurrencies using a Novel Parameter Optimization of VARIMA Models
… predictive models as applied to Bitcoin, other cryptocurrencies, and other related financial time series data. ARIMA models, long regarded as the gold standard of univariate financial time series prediction due to both its flexibility and simplicity, are used a baseline for prediction. Given the …
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Assessing the attractiveness of cryptocurrencies in relation to traditional investments in South Africa
The dissertation examined the effect of cryptocurrencies on the portfolio risk-adjusted returns of traditional and alternative investments using daily arithmetic returns from August 2015 to October 2018 of traditional assets (South African stocks, bonds, currencies), alternative assets …
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A modulated renewal Hawkes process and its application to modelling extreme mid-price drops on cryptocurrencies
… extreme intraday negative returns on several cryptocurrencies. The estimated trend function suggests an inverse U-shaped trend in the intraday occurrence times of extreme negative returns on cryptocurrencies. We also compared the model fitting results with several simpler models, such as the …
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Value-Added Tax (VAT) Implications within the South African environment arising from the classification of cryptocurrencies as financial services under the VAT Act
Cryptocurrencies have been growing rapidly in South Africa (SA) since the initial user alert in 2014 that was issued by National Treasury to South African citizens on the uses of cryptocurrencies. During this time, the number of cryptocurrency merchants, including popular online marketplaces in …
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(Intellectual) Property Rights on Cryptocurrency A comparison between the legal situation in South Africa and Germany
… or smart contracts, which I will not discuss), cryptocurrencies are the most widespread in society - and are already official currency in El Salvador, for example. Due to this new type of technology (blockchain), cryptocurrencies can hardly be categorised in existing legal categories. This is …
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MARKET INTEGRATION BETWEEN CRYPTOCURRENCY AND TECHNOLOGY INDICES
… for determining the diversification benefits of cryptocurrencies and further examining the direction of causal relationships. The correlation results indicated weak to moderate correlation between cryptocurrencies and equity indices. The findings indicated that cryptocurrencies are cointegrated …
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Market integration between cryptocurrency and technology indices
… for determining the diversification benefits of cryptocurrencies and further examining the direction of causal relationships. The correlation results indicated weak to moderate correlation between cryptocurrencies and equity indices. The findings indicated that cryptocurrencies are cointegrated …
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A case for a legal and regulatory framework for cryptocurrency transactions in Kenya
… there has been a surge in the popularity of cryptocurrencies, also referred to as digital currencies. The emergence of virtual currencies like Bitcoin and Ethereum has disrupted the market and led to widespread speculation that cryptocurrencies may eventually replace traditional paper …
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Cryptocurrency Legislation : a critical review
Cryptocurrencies can be described as digital currencies or cash systems which operate independently of a central authority, facilitated by encryption techniques which are used to regulate the generation of units of currency and verify financial transactions. Considered as a global phenomenon of the …
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Unsupervised Crypto Clustering with NLP
… can vary over time. Thus, being able to classify cryptocurrencies is key for a crypto investor to determine which crypto assets are worth investing in. This thesis will apply unsupervised learning to crypto whitepapers to cluster various cryptocurrencies.
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