According to this theory, the spending of the government has a positive macroeconomic effect on employment and national income due to its multiplier effect. As per this theory, given the resources, the employment and output level of an economy is measured by the aggregate demand. Lack of aggregate demand causes unemployment and demand deficiency causes economic fluctuations. This demand deficiency can be eliminated by way of compensatory government spending.

Macroeconomics Concepts of Macroeconomics The aspect of macroeconomic is widely studied in close relation to the microeconomics since these are factors that relate closely and often affect each other in the economic sense of it. Macroeconomics can be described as the branch of economics that deals with structure, performance and behavior of a regional or national economy in totality. It is mostly concerned with the aggregate indicators like the unemployment rates, price

damage of the most important natural disaster in the United States in the last hundred years, an article referring to Hurricane Katrina and, most significantly, to the extent of the damage, to the reconstruction possibilities and to the bearing these will carry on the U.S. fiscal policy and the U.S. fiscal deficit, the article Hurricane Katrina upends American fiscal policy is appropriate to explain relationships between governmental spending and

This invariably means reducing the profit margin for the producers, which economists feel has long-term implications. That is the lack of smooth inflationary shock transmission leads not only to reduction in production output but also contributes to reduction in future investments. Thus, inflationary shocks due to oil price hikes are more long lasting in China. [Tang et.al, 2009] Sub-Saharan Countries The impact of Oil price explosion is nowhere as pronounced as

Disrupting America's economic system is a fundamental objective of terrorists Even as the world continues to struggle with the terrible shock from the September 11 attacks in New York and Washington, one principle lesson has already become clear: disrupting our economic system is a fundamental objective of terrorists. Prior to September 11, our economic environment was certainly not immune to terror, in comparison to many other nations; we lived relatively terror-free. Now,

Keynesian economics is an economic theory based on the ideas of John Maynard Keynes (Jackson 29). First published in 1936, Keynes's theory suggests that general trends may overwhelm the micro-level behavior of individuals. He stated," This book is chiefly addressed to my fellow economists ... I myself held with conviction for many years the theories which I now attack, and I am not, I think, ignorant of their strong points"