Machine learning is a field at the intersection of statistics and computer science that uses algorithms to extract information and knowledge from data. Its applications increasingly find their way into economics, political science, and sociology. We offer a brief introduction to this vast...

We study the self-selection of migrants at crossing locations along the Mexican-U.S.border distinguished by stark differences in physiography and border enforcement intensities. Wemodel the triggers of hazardous crossings, and reveal self-selection patterns that are alternative specific:...

Background: Human cadavers are crucial to numerous aspects of health care, including initial and continuing training of medical doctors and advancement of medical research. Concerns have periodically been raised about the limited number of whole body donations. Little is known, however, about a...