What are the reasons for the emergence and development of folklore

Economic factors: Marx believed that the economic base determines the superstructure. Folklore as a kind of cultural matters, its generation and development is firstly constrained by the economic base, i.e. the level of social productive forces.

Political factors: After entering the class society, folklore is influenced by political factors. In order to achieve the goal of domination, the exploiting class, on the one hand, uses the backward folklore to fool the people, and on the other hand, uses coercive means to change the original folklore in order to maintain their domination.

Religious factors: the generation of folklore is also affected by religious factors, in real life, there are many folklore is evolved from the original religious ceremonies. For example, the Han Chinese Spring Festival, Lantern Festival, Qingming Festival, Dragon Boat Festival, Mid-Autumn Festival, etc. are derived from the ancient sacrificial activities. The Hui and Uyghur, influenced by Islam, have the custom of abstaining from eating pork.

Geographic factors: Folklore is y influenced by geography, since ancient times, there are "ten miles of different winds, a hundred miles of different customs". Due to differences in natural conditions lead to different modes of production and lifestyle. For example, China's northern nomads and southern farming peoples in the residence, food, clothing, marriage, funeral, transportation and other aspects, there are great differences.