This 2004 article examines the origin and the decline of rice production in Haiti.
From the report: "Haiti was once a self-sufficient rice producer, importing little to none of the rice consumed by its population every year. Yet, since the 1980s, rice production in Haiti has collapsed, threatening the economic well-being of Haitian rice farmers and tens of thousands of others who participate in the cultivation, processing, and sale of Haitian rice. Though this decline can be blamed on a variety of causes including the poor condition of Haiti's natural environment, and several other factors that have handicapped Haitian farmers ranging from lack of access to capital, to the poor conditions of irrigation canals, trade liberalization policies are at the center of this phenomenon. "
Read the full report at: http://www1.american.edu/TED/haitirice.htm.