We explain the mechanics of smart contracts. We then highlight the benefits of smart
contracts, such as overcoming commitment problems. We also discuss limitations, such as …

Fintech and decentralized finance have penetrated all areas of the financial system and
have improved financial inclusion in the last decade. In this paper, we review the recent …

This study uncovers seven research themes that have been featured in the existing
research. In particular, the study highlights the interaction among the research themes that …

We present the first systematic approach to detect fake transactions on cryptocurrency
exchanges by exploiting robust statistical and behavioral regularities associated with …

Blockchain introduces decentralized trust in peer-to-peer networks, advancing security and
democratizing systems. Yet, a unified definition for decentralization remains elusive. Our …

We argue that the concentrated production and ownership of Bitcoin mining hardware arise
naturally from the economic incentives of Bitcoin mining. We model Bitcoin mining as a two …

The adoption of crypto assets has been of great concern to policymakers ever since
Facebook announced its proposed cryptocurrency, Libra, in mid-2019. Behind this concern …

This study compares the key characteristics of Japanese crypto asset owners with those of
nonowners. After confirming that average crypto asset owners are likely to be young and …

The attention paid to the role of money as a store of privacy is increasing. In a monetary
transaction, full privacy protection coincides with anonymity. In such situations, an empirical …

Purpose This article examines the susceptibility of cryptocurrencies to coronavirus disease
2019 (COVID-19) induced panic in comparison with major stock indices …