声明
I. INTRODUCTION
1.1. Research Actuality
1.2. Literature Review
1.3. Key Research Questions
1.4. Methodology
II. GLOBAL TRENDS IN THE PRODUCTION OF NITROGEN FERTILIZERS. CHINA'S ROLE IN THE MANUFACTURE AND EXPORT OF NITROGEN FERTILIZERS
2.1. Global trends in the production of nitrogen fertilizers
2.2. China's role in the manufacture and export of nitrogen fertilizers
III. THE CONCEPT OF THE PRODUCTION OF NITROGEN FERTILIZERS AND PRODUCTION STRUCTURE, THE METHOD OF CALCULATION OF PRODUCTION COSTS, THE REASONS FOR CHANGES IN PRODUCTION COSTS
3.1. The concept of the production of nitrogen fertilizers and production structure
3.2. The method of calculation of production costs, reasons for changes in production costs
IV. THE ECONOMIC MODEL CHINA'S NITROGEN FERTILIZER PRODUCTION COST AND ITS INFLUENCE ON EXPORT
4.1. Experimental design
4.2. Estimating the agronomically, economically, and ecologically optimal N rates
4.3. Comparison of agronomically, economically, and ecologically optimal N rates
4.4. Variation in the ecologically optimal N rate
V. CALCULATIONS OF EFFICIENCY OF THE ECONOMIC MODEL CHINA'S NITROGEN FERTILIZER PRODUCTION COST AND ITS INFLUENCE ON EXPORT
VI. ARIMA MODEL FOR THE FORECASTING
VII. CONCLUSIONS
参考文献
APPENDIX
ACKNOWLEDGEMENTS
CURRICULUM VITAE