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.
Expert opinion varies wildly on the relevance of U.S. war spending in Iraq and Afghanistan to the health of the U.S. economy. At the most basic level, economists disagree whether these wars will have a positive or negative long-term economic impact.ore recently, a group of Democrats on the U.S. congressional Joint Economic Committee released a report estimating the total long-term cost of operations in Iraq and Afghanistan would range between $2.6 trillion and $4.5 trillion, depending on how quickly forces are drawn down.