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The determinants of net interest margins in Asean banks in the period 2008 – 2012

By: Van Thi Thanh Nhan - VNP 18

Supervisor: Dr. Nguyen Trong Hoai

This study investigates the determinants of bank interest margins in Association of Southeast Asian Nations (Asean) banks over the period 2008 – 2012 by using of a panel data set. In this research, the Hausman test will be used to make my choice is (FFM) Fixed Effect model or Random Effect model (REM) to analyze impact factors on the net interest margins (NIM).  In addition, the data serving for research come from the World Bank (WB) Indicators database and Bankscope database. According to the expected results, there will be three main group impacts on bank margins: the bank specific characteristics, the macroeconomic conditions, the banking market characteristics. The results do not indicate that macroeconomic factors and structure of market have any impact on net interest margins. In the banking characteristics, the paper finds that there is only capital adequacy, implicit interest payment and managerial efficiency effecting on bank margins. Based on these findings, the policy makers can advance petitions and policies for managing bank margins effectively following developing strategy of banks by controlling significant effects on bank margins; namely capital adequacy, implicit interest payment and quality of management.

Keywords: Net interest margins, Determinants, Asean, Bank.