The study is a critical Evaluation of the impact of Exchange rate variation on Aggregate Demand in Nigeria. These study made use of the ordinary least square (OLS) regression technique in analyzing the impact of Exchange Rate Variation On Aggregate Demand in Nigeria. There are also other variables that determine the impact of Exchange Rate Variations on Aggregate Demand in Nigeria: 1979 -2008. Findings from the paper show that  all the variables included in the models contributes in explaining the role of exchange rate on aggregate demand in Nigeria. These massive contributions of these variables may strongly depend on the circumstances in Nigerian economic environment. The starting point in reclaiming and re-inventing project in Nigeria is to squarely admit that oil and the manner we have designed to utilize it have constituted a stumbling block in Nigeria’s progress. Accordingly, there is need to pay specific attention to the contest of action and the production relations in the various sections of the economy.

All over the world, policy makers have always been on the move to ensure that there is sustainable growth rate in the economies of the world.  As a result, a lot of economic factors have been brought to the fore to examine and investigate how they could be relevant in the achievement of their economic objectives.