Abstract:

As a kind of premium aquatic vegetable, the study on price fluctuation of Zizania latifolia is of great importance for grasping the market price rule and increasing farmers' income. In this paper, the ARCH model was used to analyze the price fluctuation characteristics of Zizania latifolia in China from 2014 to 2023. The results showed that the price of Zizania latifolia had significant fluctuation and clustering. As a small farm product, Zizania latifolia had the characteristics of “high risk and high return, low risk and low return”. There was a leverage effect in the price information of Zizania latifolia in China, and the effect was asymmetrical. According to this, it is proposed to improve the mechanization level and reduce the production cost, strengthen brand building, enhance product competitiveness, prolong the market cycle and improve the ability of anti-risk, in order to promote the healthy development of Zizania latifolia industry.

Key words: farmer's income, price fluctuation of Zizania latifolia, ARCH model