This allows Puerto Ricans to chat endlessly with their friends in New York, but may also have arbitrageurs routing cheap international phone calls through the island.

• 这样，波多黎各人可以没完没了地和纽约的朋友们交谈，还有一些人利用这一点想到发财之路，通过波多黎各转接国际长途电话，资费便宜很多。