The falling cost of international business travel and communication motivates highly-skilled workers who live in developed countries to spend more of their time co-operating with less-skilled workers in developing countries. This tends to narrow the gap between developed and developing countries...

The plummeting cost of international business travel and communication has enabled highly-skilled workers resident in developed countries to become increasingly involved in production in developing countries, where they can co-operate with less-skilled workers whose wages are lower than those of...

"This paper compares the wages of workers inside the United States to the wages of observably identical workers outside the United States-controlling for country of birth, country of education, years of education, work experience, sex, and rural-urban residence. This is made possible by new and...