Bolsa de Valores de Nicaragua and issuers of securities. The specific regulatory frame of exchange activity is conformed by Presidential Decree 33-93 or "Reglamento General sobre Bolsas de Valores" (General Stock Market Regulations). The president of the exchange as of 2006 is Dr. Raúl A. Lacayo Solórzano. Bolsa de Valores de Nicaragua Bolsa de Valores de Nicaragua (Stock Exchange of Nicaragua, or BVDN) was created in 1994 and is the only stock exchange operating in Nicaragua. The exchange is the result of private sector initiatives encouraging the country's market liberalization programmes, which began in 1990. Trading operations officially began on January 31, 1994, and as
Dioscorea mexicana Dioscorea mexicana Dioscorea mexicana, Mexican yam or cabeza de negro is a species of yam in the genus "Dioscorea". "Dioscorea mexicana" is a caudiciform dioscorea having either a partly to completely above-ground dome-shaped caudex with a thick, woody outer layer up to 3 feet (90 cm) in diameter and 8–10 inches (20 to 25 cm) in height. The caudex of "D. mexicana" is divided into regular polygonal plates that become protuberant with age, and separated by deep fissures. The vigorous annual vines which may reach 30 feet (9 m) long before dying back in winter, that grow up from the