First of all, you can consider the academic reputation and research level of the two schools. Nanjing University and Zhejiang University are both first-class comprehensive universities in China, and both have certain research strength in the field of economics. You can check the academic rankings, teachers and research results of the two schools' schools of economics to understand their influence and academic quality in the field of economics.
Secondly, you can consider the teachers and teaching resources of the two schools. Doctoral programs in economics usually need the close cooperation of tutors, so the professional background and research direction of teachers and tutors are very important. You can consult the teachers' information of the two schools' schools of economics, understand their research expertise and tutor resources, and choose a suitable tutor according to your research interests.
In addition, we can also consider the research environment and academic activities of the two schools. The doctoral program in economics needs a good research and academic exchange environment, including academic conferences, seminars and periodical publishing. You can learn about the research platforms and academic activities of the two schools' schools of economics, as well as students' participation and development opportunities.
Finally, we can also consider various comprehensive factors, such as geographical location, tuition fees, living costs and other factors. You can consider your own requirements for the school and the actual situation, and make a choice after comprehensive weighing.
Need to be reminded that the above are only general suggestions, and the specific situation needs to be judged in combination with the actual situation of the individual. If you have more specific needs or problems, please discuss them further.