<Tr> <Td> Costa Rica </Td> <Td> Colón </Td> </Tr> <Tr> <Td> El Salvador </Td> <Td> US dollar </Td> </Tr> <Tr> <Td> Guatemala </Td> <Td> Quetzal </Td> </Tr> <Tr> <Td> Honduras </Td> <Td> Lempira </Td> </Tr>

What two factors are the economies of central america and the caribbean based on