Decades of controversy about the nature and appropriate boundaries of his discipline led the economist Jacob Viner to observe that "economics is what economists do." Somewhat more precisely, economists engage in systematic inquiry into the effects of those human activities which are grouped under t...

BIG ECONOMIC ISSUES Samuelson has offered the world many economic theories. One area he is widely known for is his views on the spending multiplier. Samuelson has presented a way through his aggregate demand model to demonstrate how the spending multiplier affects individual types of spending...