This proves Barack Obama does not understand Economics.
After Mitt Romney carefully and precisely explained how tax cuts help businesses higher more employees, Barack Obama says,
"The fact is, if you are lowering the rates as described, Governor, it is not possible to come up with enough deductions and loopholes that only effect high-income individuals to avoid either raising the deficit or burdening the Middle Class. It's math. It's arithmetic."
You can find the quote at 16:53 here.
The Economy is not a zero sum game. One does not take a dollar out of here, and a dollar disappears. When a dollar is spent, it spreads through the economy and adds multiple dollars to the GDP as it works it's way through the nooks and crannies of business and consumers and finance.