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.
The value of the DJIA is based on stock prices, so the index value will only change when the markets are open and prices are moving. The U.S. stock exchanges are open from 9:30 a.m. to 4 p.m. Eastern time, Monday through Friday. During the market day, the value of the Dow Jones is updated every couple of seconds.