The Problem. By the year 2050, nearly 80% of the earthâs population will reside in urban centers. Applying the most conservative estimates to current demographic trends, the human population will increase by about 3 billion people during the interim.
The U.S. Stock Market is open for business for six-and-a-half hoursâfrom 9:30 a.m to 4:00 p.m. ETânearly every business day, and it draws crowds of thousands upon thousands of investors as soon as the opening bell rings.
On the following days, the US Stock Exchanges have shortened trading days, and close early: 1  Day Prior to 4th of July â 9:30am through 1:00pm Eastern. 2  Black Friday (Day After Thanksgiving) â 9:30am through 1:00pm Eastern.