Discover how MIS supports management decisions by organizing data, while IT focuses on technology infrastructure. Learn their ...

Understand the differences between external economies and diseconomies and how they impact industries. Learn about positive ...

Abstract: Based on the relative position of the axlebox to the wheel, rail vehicles can be categorized into vehicles with internal axleboxes and those with external axleboxes. This study investigates ...

This paper surveys econometric innovations related to differences-in-differences estimators and to event-study models with time-varying treatment effects. Our discussion highlights tricky ...