Gross margin represents the amount of total sales revenue that a company retains after incurring the direct costs associated with producing the goods sold by the company.

Introduction Colonoscopy is often associated with significant patient pain and anxiety. Virtual reality (VR) technology has been widely used to alleviate pain and anxiety in patients undergoing ...

Hang Seng Index | historical charts for HSI to see performance over time with comparisons to other stock exchanges.

Econometrica publishes original articles in all branches of economics - theoretical and empirical, abstract and applied, providing wide-ranging coverage across the subject area. It promotes studies ...