Comparison Analysis of Regency Performance after Area Expantion in Bengkulu Province

. This study aims to analyze the performance of old and new regency in Bengkulu Province. As we know that an area expantion must be follow with the changing of structure economy. This study comparing whether an expantion making the bettter structure in economic growth. All of data used in this study are time series data and processed using Williamson Index and Klassen Typology. The empirical results of this study indicate that almost in the all regencies showing that new regency are more developed than the old. But in general, after the expantion, there are improvement in both economic growth and also GRDP per capita. So, an area expantion causing positif effect for regional economic growth.