As such, comparative advantage is an important concept in global trade, and it's the reason many countries concentrate on trying to produce certain goods or services more efficiently than other countries.
In March 2013, the total cost of the Iraq War to date was estimated at $1.7 trillion by the Watson Institute of International Studies at Brown University. Some argue that the total cost of the war to the U.S. economy will range from $3 trillion to $6 trillion, including interest rates, by 2053, as described in the Watson Institute's report.
Posted: 09/30/2014 12:40 pm EDT Updated: 10/01/2014 11:59 am EDT. ASSOCIATED PRESS. WASHINGTON -- The U.S. military operations targeting Islamic State militants in Iraq and Syria have already cost taxpayers between $780 and $930 million, according to an analysis by an independent think tank.osted: 09/30/2014 12:40 pm EDT Updated: 10/01/2014 11:59 am EDT. ASSOCIATED PRESS. WASHINGTON -- The U.S. military operations targeting Islamic State militants in Iraq and Syria have already cost taxpayers between $780 and $930 million, according to an analysis by an independent think tank.