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Jamilov, Rustam; Rey, Hélène; Tahoun, Ahmed - National Bureau of Economic Research - 2021

We construct novel text-based measures of firm-level cyber risk exposure based on quarterly earnings calls of 12,000+ firms from 85 countries over 20+ years. We categorize each cyber-related discussion into topics that capture sentiment, monetary loss, country names, etc. We document new facts...

Persistent link: https://www.econbiz.de/10012585390

Cybersecurity Risk

Florakis, Chris - 2020

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 cybersecurity risk disclosure language, exhibits a positive trend over time …

Persistent link: https://www.econbiz.de/10012482415

The Economic Limits of Bitcoin and the Blockchain

Budish, Eric - 2018

The amount of computational power devoted to anonymous, decentralized blockchains such as Bitcoin's must simultaneously satisfy two conditions in equilibrium: (1) a zero-profit condition among miners, who engage in a rent-seeking competition for the prize associated with adding the next block to...

Persistent link: https://www.econbiz.de/10012453003

An Anatomy of Crypto-Enabled Cybercrimes

Cong, Lin William; Harvey, Campbell R.; Rabetti, Daniel; … - National Bureau of Economic Research - 2023

While the advent of cryptocurrencies and digital assets holds promise for improving and disrupting financial systems by offering cheap, quick, and secure transfer of value, it also opens up new payment channels for cybercrimes. A prerequisite to solving a problem is understanding the nature of...

Persistent link: https://www.econbiz.de/10013537728

Center Pivot Irrigation Systems as a Form of Drought Risk Mitigation in Humid Regions

Cooley, Daniel J.; Smith, Steven M. - National Bureau of Economic Research - 2022

Irrigation in the Eastern US receives little attention compared to the West, but farmers in humid states of the US, traditionally reliant on rainfall, have more than tripled irrigation since 1978. We examine this trend in Illinois where there has been a nearly threefold increase in center pivot...

Persistent link: https://www.econbiz.de/10013210121

Improving Non-Academic Student Outcomes Using Online and Text-Message Coaching

Oreopoulos, Philip - 2018

We design and experimentally evaluate two low-cost, scalable interventions - an online preparatory module and a text-message coaching program - in a sample of over 3,000 undergraduate students at a large Canadian university. Supplementing administrative data on academic outcomes with a unique...

Persistent link: https://www.econbiz.de/10012480645

Experiences and Coping Strategies of College Students During the COVID-19 Pandemic

Logel, Christine; Oreopoulos, Philip; Petronijevic, Uros - National Bureau of Economic Research - 2021

An emerging literature documents the many challenges faced by college students during the COVID-19 pandemic. Little is known, however, about how students responded to the adversity. Focusing on two large Canadian universities, we provide some of the first evidence on the coping strategies...

Persistent link: https://www.econbiz.de/10012533352

Nonrivalry and the Economics of Data

Jones, Charles I. - 2019

Data is nonrival: a person's location history, medical records, and driving data can be used by any number of firms simultaneously. Nonrivalry leads to increasing returns and implies an important role for market structure and property rights. Who should own data? What restrictions should apply...

Persistent link: https://www.econbiz.de/10012480204

Blockchain Economics

Abadi, Joseph - 2018

When is record-keeping better arranged through a blockchain than through a traditional centralized intermediary? The ideal qualities of any record-keeping system are (i) correctness, (ii) decentralization, and (iii) cost efficiency. We point out a blockchain trilemma: no ledger can satisfy all...

Persistent link: https://www.econbiz.de/10012481054

Securing Their Future? Entry And Survival In The Information Security Industry

Arora, Ashish - 2007

In this paper we study how the existence of a functioning market for technology differentially conditions the entry strategy and survival of different types of entrants, and the role of scale, marketing ability and technical assets. Markets for technology facilitate entry of firms that lack...

Persistent link: https://www.econbiz.de/10012465005