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.
(Newser) â How much do you think the war in Iraq was worth, in dollars? Was your figure more or less than $7.7 trillion? Because that's how much the war might end up costing, according to a new study from Brown University's Watson Institute for International Studies.