g. it is found thatthere are existing problems ofthetuition pricing dependent on the lack of cost data, can not fully reflect the "who benefits burden and who has the ability to pay" principle of cost-sharing.The fifth part for ordinary differential pricing of universities countermeasures mendations. It is showed for thefollowing aspects:mathematical model to learn from foreign experience in tuition pricing, building tuition pricing,properly handle the relationship between tuition stakeholders.The sixth part is the conclusion and discussion. It presents the mainconclusionofthepaper, statingthe thesis innovation, discussing theinadequaciesof the paper andthe possibilityofthefollow-up study.IVKey words:colleges, tuition , differential pricing