Changes

The material costs of the attacks are well in excess of one hundred billion US dollars.  Factoring in Stock Market losses, loss of revenue in New York City, loss of jobs, impact on air travel, and heighetned security, some estimate the cost approaches two trillion dollars.<ref>[http://www.iags.org/costof911.html The Cost of September 11] Institute for the Analysis of Global Security</ref>

The material costs of the attacks are well in excess of one hundred billion US dollars.  Factoring in Stock Market losses, loss of revenue in New York City, loss of jobs, impact on air travel, and heighetned security, some estimate the cost approaches two trillion dollars.<ref>[http://www.iags.org/costof911.html The Cost of September 11] Institute for the Analysis of Global Security</ref>

Some estimates of the cost of the plan place it in the 400 000 -500 000 dollar range, making it an extremely "profitable" operation for al-Qaeda. see: [http://www.9-11commission.gov/report/911Report_Exec.htm]

Some estimates of the cost of executing the plan place it in the 400 000 -500 000 dollar range, making it an extremely "profitable" operation for al-Qaeda. see: [http://www.9-11commission.gov/report/911Report_Exec.htm]

==Consequences of the Attacks on US Policy==

==Consequences of the Attacks on US Policy==