The opening of the National September 11th Memorial and Museum in 2014 marks a new era of reflection toward enhancing homeland security regulation in the United States. In the context of this new era, it is necessary to consider how policy intended to reinforce homeland security is evaluated. --...

During the Covid-19 pandemic, the United States effectively "spent" about 4 percent of GDP -- via reduced economic activity -- to address a mortality risk of roughly 0.3 percent. Many experts believe that catastrophic risks from advanced A.I. over the next decade are at least this large,...