Over the past few decades, the nexus between inflation and economic growth have drawn extensive attention of macroeconomists, policy makers and the central bankers of both developed and developing countries. Much less agreement exists about the precise relationship between inflation and economic performance. This book has reviewed briefly theoretical and empirical findings about the relationship between inflation and economic growth. Moreover, the writer has examined the inflation investment relationship to assess whether investment is the channel through which inflation and economic growth are related. More specifically, this book has examined their relationship using co-integration and error correction models accompanying with correlation matrix and Granger Causality test for the case of Ethiopia. This analysis should help shed some light on the nexus between inflation and economic growth especially to University students, professionals and policy makers in the area