Abstract
The determination of inflation is widely debated all over the world. The macroeconomic variables namely: money supply, income velocity of circulation, real effective exchange rate and real income of the economy are the main affect of inflation. The objective of the study was to investigate the impact of real effective exchange rate on inflation in Pakistan. The time series data of real GDP, nominal GDP, real effective exchange rate, prices and money supply for the period of 1973 to 2007 was used in the study. It was concluded that the real effective exchange rate has impact upon inflation in Pakistan. The correlation matrix of the explanatory variables was calculated to establish the relationship among real effective exchange rate and with other variables. A positive and strong relationship between the real effective exchange rate and inflation was found.