What do sovereign bond investors know about the risks and costs of violent conflict? Do they rationally incorporate available information, or are…

News reports of political violence are systematically compiled into large global conflict-event datasets used by academics, governments, and…

Social media has become an outlet for extremists to fundraise and organize on, potentially
leading to deadly consequences. While governments deliberate on how to regulate this challenge,
some social media companies have removed creators of offensive content—deplatforming.

On August 15, 2021, a spokesperson of the Islamic Emirate of Afghanistan, the Taliban’s self-
proclaimed state, declared on Twitter: “With the help of God, and the support of the nation, we are now in control of all parts of the country. We would like to congratulate our nation on this
big achievement.” After 20 years of conflict with U.S. and NATO coalition forces, no one
predicted the speed with which the Taliban would consolidate power and precipitate the collapse
of the Afghan government and military.