Some liken quantitative easing to that of directing a firehose of money to emerging economies that cannot manage the cash, while others worry that the flood of cash has encourages reckless financial behavior. What specific types of "reckless" financial behavior comes from quantitative easing and by whom?

Which measure will reduce employment best: government tax reduction, or increased government spending? Can you compare the multiplier effect of a tax reduction versus the multiplier effect of an increase in government spending? There are TWO formulas. Which of the two will have a bigger impact in the economy and why based on the two formulas? Using the formulas, figure this out: If $30 billion in new investment is added to the economy and MPC is 0.9, how much would the national income (GDP) increase by?