This paper identifies the risk and risk-adjusted return determinants of US insurers. We find that the significant firm-specific determinants for risk and risk-adjusted return vary slightly for the risk proxy and risk-adjusted return proxy used, and the types of insurers. We find that in general,...

This paper examines the dispersion in cybersecurity risk across firms. Using new, proprietary data on the Fortune 500 firms, We show that higher productivity firms exhibit abnormal returns. We subsequently document three new facts: (a) higher productivity firms have fewer cybersecurity...

Using textual analysis and comparing cybersecurity-risk disclosures of firms that were hacked to others that were not, we propose a novel firm-level measure of cybersecurity risk for all US-listed firms. We then examine whether cybersecurity risk is priced in the cross-section of stock returns....

We develop a novel firm-level measure of cybersecurity risk using textual analysis of cybersecurity-risk disclosures in corporate filings. The measure successfully identifies firms extensively discussing cybersecurity risk in their 10-K, displays intuitive relations with quantitative measures of...

This paper provides some comprehensive evidence on the effects of cyber-attacks on the returns, realized volatility and trading volume of five of the main cryptocurrencies (Bitcoin, Ethereum, Litecoin, XRP and Stellar) in 99 developed and developing countries. More specifically, it investigates...

Digital exchanges, which convert funds between national currencies and cryptocurrencies, are often the victims of cybersecurity attacks. We investigate the impact of such cybersecurity breaches on bitcoin returns. Using several alternative specifications we test the hypothesis that bitcoin...