Direct and indirect costs of Sept. 11 terrorist attacks:
$83 Billion
Cost of 143,000 lost jobs in New York City: $2.8 Billion
Losses incurred by the insurance industry: $58 Billion
Cost of complying with maritime security mandates introduced by the United States: $8 Billion
Cost of security measures for the United States railroad industry: $1.7 Billion
Cost of securing commercial aircraft: $4.8 Billion
Estimated cost to the global economy if a weapon of mass destruction hidden in a container explodes: $1 Trillion