Ŀ� �� �x Acknowledgments �s���Z Abbreviations and Acronyms �g�Z�� Glossary ǰ �� Foreword ���и�Ҫ Executive Summary 1. ��Փ Introduction 2. �ۿڿ�Ч���u������ The Measurement of Port Performance 2.1 ���� Introduction 2.2 ���I��ؔ�՘I���u�� Measures of Operational or Financial Performance 2.3 ����Ч���u�� Measures of Efficiency 2.4 �����ⲿ�������u�� Measures Using Data from Exogenous Sources 3. �����ɼ��c̎������ The Approach and Methodology 3.1 ���� Introduction 3.2 �ۿ�ͣ���Ľ��� The Anatomy of a Port Call 3.3 CPPI ��֧�Δ��� The Data Underpinning the CPPI 3.4 CPPI �Ę��� The Construction of the CPPI ����ȱʧֵ���������� Imputing missing values: The administrative approach ����ȱʧֵ : �yӋ���� Imputing missing values: The statistical approach ����ָ�� : �������� Constructing the index: The administrative approach �R�����д����ߴ�ֽM Aggregating all ship size groups ���� CPPI: �yӋ���� Constructing the CPPI: The Statistical approach 4. �װ� CPPI The Container Port Performance Index 2020 4.1 ���� Introduction 4.2 �װ� CPPI The CPPI 2020 4.3 �YՓ����һ������ Conclusions and Next Steps ��� A���װ� CPPI Appendix A: The CPPI 2020 ��� B: �����ӷ������� CPPI Appendix B: Constructing the CPPI with Factor Analysis �����Y�� Structure of the data ȱʧֵ�Ĺ��� Imputation of missing values ��ʲô���ӷ�������? Why is factor analysis useful? �yӋ���� Statistical methodology