The advent of a pandemic is an exogenous shock, but the dynamics of contagion are very much endogenous --and depend on choices that individuals make in response to incentives. In such an episode, economic policy can make a difference not just by alleviating economic losses but also via...

Recent progress in artificial intelligence (AI) - a general purpose technology affecting many industries - has been focused on advances in machine learning, which we recast as a quality-adjusted drop in the price of prediction. How will this sharp drop in price impact society? Policy will...