United States Air Force Combat Control Teams, singular Combat Controller (CCT) (AFSC 1C2X1), are American special operations forces (specifically known as special tactics operators) who specialize in all aspects of air-ground communication, including air traffic control, fire support (including fixed and rotary wing close air support), and command ...
The modern stock market got its start in Europe in the late 1700s when formal stock exchanges began to appear. Although small scale trading wasn't new, there was no organized stock market in the United States until the early 1790s.
While most of the major stock indexes track hundreds or thousands of different stock prices, the popular Dow Jones industrial average includes just 30 stocks in the index calculation. The Dow Jones Company makes every effort to ensure these 30 stocks reflect the U.S. economy and stock market as a whole. History The Dow Jones industrial average was developed by Charles Dow in the 1880s and 1890s with the first publication of the index value in 1896. Dow initially used the share prices of 12 stocks to calculate the average, using a simple average of the 12 stock prices.