The article reports on the fluctuation of agricultural prices in Vietnam and the global market as of March 15, 2023. It highlights the decrease in coffee prices due to increased inventories and concerns about upcoming supply from Indonesia, contrasting the earlier price surge caused by adverse weather in Brazil. Meanwhile, pepper prices in Vietnam have increased due to increased demand from the Chinese market, contributing to 25% of Vietnam's total pepper exports. The article also mentions the potential effects of the "Zero Covid" policy on pepper exports to China in the past and the positive impact on this year's exports following China's border opening.