The doctoral system of Harvard University is different for every major. It usually lasts for two years, some for two and a half years, and some for three or four years.

Doctoral students should not only publish a certain number of papers in authoritative academic journals, but also obtain convincing original research results. Due to the flexible academic system, many people will have to wait five to six years to get their degrees.

Harvard university master's degree for two years. The United States is a credit system country, unlike China, which has a school year system. American graduate students have 30-60 credits, depending on the school you choose and different majors. If students choose to take credits during the holidays, they will be able to finish credits ahead of schedule.