According to a study by the Watson Institute of International and Public Affairs at Brown University, since 2001, America’s wars have cost $5.6 trillion. That equates to $23,000 per taxpayer. This is more than three times the Pentagon estimate – which still comes in at a staggeringly high $1.5 trillion. Study author, Neta Crawford said the Pentagon’s failure to account for much of the cost of waging war accounts for the discrepancy between official numbers and the study. “War costs are more than what we spend in any one year on what’s called the pointy end of the spear,” she told the Wall...