Assigning aircraft to gates is one of the most important daily decision problems that airport professionals face. The solution to this problem has raised a significant effort, with many researchers tackling many different variants of this problem. However, most existing studies on gate...

This study examines the effect of peer groups on the exercise habits of focal students. Using a nationally representative sample of junior high school students in China, we exploit the random assignment of students to classrooms to estimate the likelihood of engaging in one hour of daily...

This paper investigates the impact of birth spacing on female labor market participation in urban China. Employing household panel surveys between 1989 and 2011 and exploiting variations in time intervals between the first and second child, we find that spacing births at longer intervals...