Manufacturing has overtaken agriculture as the main source of income following an intensive programme of industrialisation by the Government. The main products are pharmaceuticals, electrical and electronic equipment, processed food, textiles, clothing, rum, petrochemicals and refined oil. There is a foreign free-trade zone at Mayag ez. In the agricultural sector, dairy and livestock produce is now more important than sugar cane, the island's main crop. Fresh fruit and vegetables are grown for export.
Tourism is the main service industry and has undergone steady growth in recent years.
The USA and its corporations dominate both the domestic economy and Puerto Rican trade patterns, although the country has important trading links with Japan, the Dominican Republic and Venezuela. Lightweight suits are advised for business meetings. Terms and Conditions apply.