The passing rate of doctoral thesis in economics is high. First of all, generally speaking, the probability of failing the external examination of doctoral thesis in school is very small, and it can be passed in most cases. Secondly, the so-called doctor external audit is to send the papers to experts from other units for review. Some schools are managed by degree offices, while others are guided by tutors. Generally, external experts who are designated by tutors submit their own papers for review, accounting for 90%. So in this case, because of the good relationship between the external auditor and the tutor, they can basically pass. Very easy.