Individuals derive benefits from their connections, but these may, at the same time, transmit external threats. Individuals therefore invest in security to protect themselves. However, the incentives to invest in security depend on their network exposures. We study the problem of designing a...

Cyberattacks have risen to become one of the most critical global risks. Despite increasing investments to combat cyberattacks, there remains a significant, often unnoticed vulnerability: employees. Previous literature reveals that over two-thirds of cyberattacks within organizations result from...

The study analyzes data from world cup cross-country skiing sprint elimination tournaments for men and women in 2015-2020. In these tournaments prequalified athletes sequentially choose in which of five quarterfinal heats they want to compete. Due to a time constraint on the day the tournament...