13 February 2017
Randomly assigned scholarship offers to applicants to Nebraska’s public colleges and universities dramatically improved enrollment and retention, and projected graduation rates, for groups with historically low college attendance, according to research by Joshua Angrist
, David Autor
, Sally Hudson
, and Amanda Pallais
10 February 2017
One-fifth of the black-white earnings gap can be explained by differences in poverty levels, income inequality, schools, and crime rates in the counties in which black and white children grow up, research by Raj Chetty
and Nathaniel Hendren
shows. Most areas that generate better outcomes have high house prices, but there are some "opportunity bargains" – locales that generate good outcomes but are not very expensive.
9 February 2017
The most important driver of the rise in wealth inequality in the U.S. over the last 30 years has been the significant drop in tax progressivity that started in the late 1970s and intensified during the early 1980s, according to a study by Joachim Hubmer
, Per Krusell
, and Anthony A. Smith, Jr.
8 February 2017
Studying University of Phoenix instructors in an algebra course required for all BA degree programs, Pieter De Vlieger
, Brian Jacob
, and Kevin Stange
find substantial differences in teacher effectiveness. Effectiveness grows modestly with course-specific teaching experience, but is unrelated to pay.
7 February 2017
Using data on over 5,000 German pilots during World War II, Philipp Ager
, Leonardo Bursztyn
, and Hans-Joachim Voth
find that when the daily bulletin of the German armed forces mentioned the accomplishments of a particular fighter pilot, the best pilots among his peers tried harder and scored more victories. Their survival rate was unaffected. Average pilots won only a few additional victories but died at a markedly higher rate.