This paper seeks to determine the approximate number of homeless persons in the U.S., the rate of change in the number, and whether or not the problem is likely to be permanent or transitory. It makes particular use of a new 1985 survey of over 503 homeless people in New York City. It finds: (1)...

This paper directs attention at the globalization of knowledge and knowledge creation as the fundamental global driver of economic outcomes in today's information economy. It documents the globalization of knowledge and spread of scientific research from advanced to developing countries and...

Globalization of scientific and technological knowledge has reduced the US share of world scientific activity; increased the foreign-born proportion of scientists and engineers in US universities and in the US labor market; and led to greater US scientific collaborations with other countries....

This study examines the ethnic identity of authors in over 2.5 million scientific papers written by US-based authors from 1985 to 2008, a period in which the frequency of English and European names among authors fell relative to the frequency of names from China and other developing countries....

This paper links data on establishments and individuals to analyze the role of establishments in the increase in inequality that has become a central topic in economic analysis and policy debate. It decomposes changes in the variance of ln earnings among individuals into the part due to changes...