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Blockchain and smart contracts have garnered significant interest in recent years as the foundation of a decentralized, trustless digital ecosystem, thereby eliminating the need for traditional centralized authorities. Despite their central…

Cryptography and Security · Computer Science 2025-09-10 Nicolò Romandini , Carlo Mazzocca , Kai Otsuki , Rebecca Montanari

We propose a model for games in which the players have shared access to a blockchain that allows them to deploy smart contracts to act on their behalf. This changes fundamental game-theoretic assumptions about rationality since a contract…

Computer Science and Game Theory · Computer Science 2023-04-05 Mathias Hall-Andersen , Nikolaj I. Schwartzbach

This study provides a practical introduction to high-frequency trading in blockchain-based currency markets. These types of markets have some specific characteristics that differentiate them from the stock markets, such as a large number of…

General Economics · Economics 2023-04-19 Vittorio Astarita

With the rapid growth of hyperconnected devices and decentralized data architectures, safeguarding Internet of Things (IoT) transactions is becoming increasingly challenging. Blockchain presents a promising solution, yet its effectiveness…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-11-14 Sokratis Vavilis , Harris Niavis , Konstantinos Loupos

We propose a mechanism embedded into the foundational infrastructure of a blockchain network, designed to improve the utility of idle network resources, whilst enhancing market microstructure efficiency during block production by leveraging…

Cryptography and Security · Computer Science 2025-03-03 Arman Abgaryan , Utkarsh Sharma

Game theory is often used as a tool to analyze decentralized systems and their properties, in particular, blockchains. In this note, we take the opposite view. We argue that blockchains can and should be used to implement economic…

Computer Science and Game Theory · Computer Science 2020-10-02 Akaki Mamageishvili , Jan Christoph Schlegel

We develop a model of coordination and allocation of decentralized multi-sided markets, in which our theoretical analysis is promisingly optimizing the decentralized transaction packaging process at high-throughput blockchains or Web 3.0…

General Economics · Economics 2023-01-27 Yuxuan Lu , Qian Qi , Xi Chen

In recent years, blockchain has gained widespread attention as an emerging technology for decentralization, transparency, and immutability in advancing online activities over public networks. As an essential market process, auctions have…

Cryptography and Security · Computer Science 2022-11-29 Zeshun Shi , Cees de Laat , Paola Grosso , Zhiming Zhao

In blockchain-based order book systems, buyers and sellers trade assets, while it is miners to match them and include their transactions in the blockchain. It is found that many miners behave selfishly and myopically, prioritizing…

Computer Science and Game Theory · Computer Science 2025-01-23 Yunshu Liu , Lingjie Duan

Dynamically distributed inflation is a common mechanism used to guide a blockchain's staking rate towards a desired equilibrium between network security and token liquidity. However, the high sensitivity of the annual percentage yield to…

Cryptography and Security · Computer Science 2025-10-14 Carlo Brunetta , Amit Chaudhary , Stefano Galatolo , Massimiliano Sala

This paper examines the economic and security implications of Proof-of-Stake (POS) designs, providing a survey of POS design choices and their underlying economic principles in prominent POS-blockchains. The paper argues that…

General Economics · Economics 2024-05-24 Nicolas Oderbolz , Beatrix Marosvölgyi , Matthias Hafner

This research study focuses primarily on Block-Chain-based voting systems, which facilitate participation in and administration of voting for voters, candidates, and officials. Because we used Block-Chain in the backend, which enables…

Machine Learning · Computer Science 2023-03-14 Jagbeer Singh , Utkarsh Rastogi , Yash Goel , Brijesh Gupta , Utkarsh

The Bitcoin Lightning Network (LN) is designed to improve the scalability of blockchain systems by using off-chain payment paths to settle transactions in a faster, cheaper, and more private manner. This work aims to empirically study LN's…

Computer Science and Game Theory · Computer Science 2023-12-29 Andrea Carotti , Cosimo Sguanci , Anastasios Sidiropoulos

In recent years, blockchain oracle, as the key link between blockchain and real-world data interaction, has greatly expanded the application scope of blockchain. In particular, the emergence of the Multi-Data Source (MDS) oracle has greatly…

Cryptography and Security · Computer Science 2024-10-17 Youquan Xian , Xueying Zeng , Chunpei Li , Peng Wang , Dongcheng Li , Peng Liu , Xianxian Li

In recent years, the Decentralized Finance (DeFi) market has witnessed numerous attacks on the price oracle, leading to substantial economic losses. Despite the advent of truth discovery methods opening up new avenues for oracle…

Computer Science and Game Theory · Computer Science 2024-02-23 Youquan Xian , Peng Liu , Dongcheng Li , Xueying Zeng

Sealed-bid auctions ensure fair competition and efficient allocation but are often deployed on centralized infrastructure, enabling opaque manipulation. Public blockchains eliminate central control, yet their inherent transparency conflicts…

Cryptography and Security · Computer Science 2025-10-23 Jonas Gebele , Timm Mutzel , Burak Oez , Florian Matthes

Blockchain technology enables the execution of collaborative business processes involving untrusted parties without requiring a central authority. Specifically, a process model comprising tasks performed by multiple parties can be…

Software Engineering · Computer Science 2016-12-12 Luciano García-Bañuelos , Alexander Ponomarev , Marlon Dumas , Ingo Weber

This study presents a blockchain-based voting system aimed at enhancing election security, transparency, and integrity. Traditional voting methods face growing risks of tampering, making it crucial to explore innovative solutions. Our…

Cryptography and Security · Computer Science 2025-02-25 Suniti Chouhan , Gajanand Sharma

We propose a smart contract that allows two mutually distrusting parties to transact any non-digital good or service by deploying a smart contract on a blockchain to act as escrow. The contract settles disputes by letting parties wager that…

Computer Science and Game Theory · Computer Science 2023-04-05 Nikolaj Ignatieff Schwartzbach

Bitcoin uses blockchain technology to maintain transactions order and provides probabilistic guarantee to prevent double-spending, assuming that an attacker's computational power does not exceed %50 of the network power. In this paper, we…

Cryptography and Security · Computer Science 2024-11-19 Ghader Ebrahimpour , Mohammad Sayad Haghighi