| Acknowledgement | 第4-5页 |
| Abstract | 第5-7页 |
| 摘要 | 第8-17页 |
| LIST OF ABBREVIATIONS | 第17-18页 |
| List of Publications | 第18-19页 |
| 1 Introduction | 第19-28页 |
| 1.1 Background of the Research | 第19-20页 |
| 1.2 The Research Gap and Significance of the Study | 第20-23页 |
| 1.3 The Objectives and Contributions of the Study | 第23-25页 |
| 1.4 Structure of the Dissertation | 第25-28页 |
| 2 Backdrop of the Ethiopian Banking Sector | 第28-38页 |
| 2.1 Overview of the Ethiopian Economy | 第28-31页 |
| 2.2 Overview of Ethiopian Financial Sector | 第31-34页 |
| 2.3 Banking Sector Development and Reforms in Ethiopia | 第34-38页 |
| 2.3.1 Pre-Dergue Period (Before 1974) | 第34-36页 |
| 2.3.2 During the Dergue Period(1974-1991) | 第36页 |
| 2.3.3 Post-Dergue Period (After 1991 to Present) | 第36-38页 |
| 3 Bank Performance Indicators:Efficiency and Profitability | 第38-48页 |
| 3.1 Introduction | 第38-39页 |
| 3.2 Performance Indicators of Banks | 第39-48页 |
| 3.2.1 Profitability as a Measure of Bank Performance | 第40-43页 |
| 3.2.2 Efficiency as Measure of Bank Performance | 第43-48页 |
| 4 Review of Literature and Hypothesis Development | 第48-92页 |
| 4.1 Bank Efficiency Measurement | 第48-55页 |
| 4.1.1 Review of Empirical Literature on Bank Efficiency measurement | 第48-50页 |
| 4.1.2 Bank Efficiency Measurement Techniques | 第50-55页 |
| 4.2 Literature: Measurement of Competitiveness and Market Power of Banks | 第55-68页 |
| 4.2.1 Definition and Types of Bank Competition and Market Power | 第55-57页 |
| 4.2.2 Theories and Techniques of Measuring Bank Competition and Market Power | 第57-65页 |
| 4.2.3 Empirical Literature: the Measurement of Bank Market Power and Competition | 第65-68页 |
| 4.3 Literature on Market Power and Performance Relationship | 第68-82页 |
| 4.3.1 Theories related to the Market Power Performance relationship | 第68-73页 |
| 4.3.2 Empirical Literature on Efficiency and Market Power relationship | 第73-77页 |
| 4.3.3 Hypothesis: Market Power Efficiency relationship | 第77-79页 |
| 4.3.4 Empirical Literature on Market Power and Profitability relationship | 第79-81页 |
| 4.3.5 Hypothesis: Market Power Profitability relationship | 第81-82页 |
| 4.4 Diversification and Performance of Banks | 第82-92页 |
| 4.4.1 Theories related to Diversification Performance relationship | 第82-85页 |
| 4.4.2 Review of Empirical Literature on Diversification Performance Nexus | 第85-90页 |
| 4.4.3 Hypothesis: Diversification Performance relationship | 第90-92页 |
| 5 Research Methodology | 第92-124页 |
| 5.1 Research Design | 第92-94页 |
| 5.2 Type and Sources of Data used | 第94-95页 |
| 5.3 Measurement of the Profitability of the Commercial Banks | 第95-97页 |
| 5.4 Measurement of Efficiency of the Commercial Banks | 第97-102页 |
| 5.4.1 Specification of Inputs and Outputs under the DEA estimation techniques | 第97-99页 |
| 5.4.2 Input-Output Orientations and Returns to Scale | 第99-100页 |
| 5.4.3 Descriptive Statistics and Price of variables used to estimate efficiency | 第100-102页 |
| 5.5 Measurement of Market Power and Competition of the Commercial Banks | 第102-104页 |
| 5.5.1 Identification and Measurement of Variables for estimating Market Power | 第102-104页 |
| 5.5.2 Descriptive Statistics of the Variables used to estimate Market Power andCompetitiveness | 第104页 |
| 5.6 Measurement of Diversification of the Commercial Banks | 第104-108页 |
| 5.7 Control Variables Identified and their Measurement | 第108-112页 |
| 5.8 Model Specifications | 第112-124页 |
| 5.8.1 Models used for the Estimation of Efficiency Scores | 第112-116页 |
| 5.8.2 Market Power and Competitiveness Estimation Models used | 第116-117页 |
| 5.8.3 Model to Estimate the Market Power and Efficiency relationship | 第117-119页 |
| 5.8.4 Empirical Model used to examine impact of Market Power on Profitability | 第119-121页 |
| 5.8.5 Econometric Model:to examine Diversification Performance relationship | 第121-124页 |
| 6 Results and Discussion:Efficiency and Competitiveness Analysis | 第124-140页 |
| 6.1 Efficiency Analysis of the Ethiopian Commercial Banks | 第124-133页 |
| 6.1.1 echnical Efficiency of the Ethiopian Commercial Banks | 第124-127页 |
| 6.1.2 Cost Efficiency Analysis of Ethiopian Commercial Banks | 第127-130页 |
| 6.1.3 Revenue and Profit Efficiency of Ethiopian Commercial banks | 第130-133页 |
| 6.2 Competitiveness and Market Power Analysis | 第133-138页 |
| 6.2.1 Competitiveness: Concentration Ratio and Herfindahl-Hirschman index | 第133-136页 |
| 6.2.2 Market Power measured using the Lemer Index (LI) | 第136-138页 |
| 6.3 Summary | 第138-140页 |
| 7 Results and Discussion:Market Power and Performance | 第140-168页 |
| 7.1 Descriptive Statistics of the Dependent and Explanatory Variables | 第140-142页 |
| 7.2 The Impact of Market Power on the Efficiency of the Commercial Banks | 第142-156页 |
| 7.2.1 Multi-Collinearity Test | 第143-145页 |
| 7.2.2 Impact of Market Power on Technical Efficiency | 第145-147页 |
| 7.2.3 Regression Result: Impact of Market Power on Cost Efficiency | 第147-148页 |
| 7.2.4 Regression Result: Market Power on Profit and Revenue Efficiency | 第148-153页 |
| 7.2.5 Influence of the Control Variables on the Efficiency Scores | 第153-155页 |
| 7.2.6 Robustness Check | 第155-156页 |
| 7.3 The Impact of Market Power on the Profitability of the Commercial Banks | 第156-166页 |
| 7.3.1 Multi Collinearity Diagnostic tests | 第157-159页 |
| 7.3.2 Regression Result: impact of Market Power on Profitability Measures | 第159-164页 |
| 7.3.3 Robustness Checks | 第164-166页 |
| 7.4 Summary of the Findings | 第166-168页 |
| 8 Results and Discussion:Diversification and Performance | 第168-186页 |
| 8.1 Descriptive Statistics of the Dependent, Independent and Control Variable | 第168-171页 |
| 8.2 The Impact of Income Diversification on Performance of Banks | 第171-178页 |
| 8.2.1 Multi-collinearity Diagnostics | 第171-173页 |
| 8.2.2 Regression Results: Fixed Effects and Tobit Model Outputs | 第173-178页 |
| 8.3 The Impact of Assets Diversification on Performance of the Banks | 第178-184页 |
| 8.3.1 Multi-Collinearity Diagnostic Test | 第178-180页 |
| 8.3.2 Regression Results: Fixed Effects and Tobit Model outputs | 第180-183页 |
| 8.3.3 The Effect of Other Explanatory Variables | 第183-184页 |
| 8.4 Summary on Diversification Performance Relationship | 第184-186页 |
| 9 Conclusions Drawn and Policy Implications | 第186-191页 |
| References | 第191-215页 |
