With few exceptions, past research on the glass ceiling has assumed that the barriers to women’s advancement in organizations reflect sex differences in internal promotion processes. This assumption, however, has never before been the subject of close scrutiny. We examine sex differences in...

During the past decade, cotton prices remained considerably below other agricultural prices (although they recovered toward the end of 2010). Yet, between 2000-04 and 2005-09 world cotton production increased 13 percent. This paper conjectures that biotechnology-induced productivity improvements...