On-line Market Identification
One of the most cost effective sources for secondary data is the on-line data bases that are available through the Internet. This system was started in 1969 as an alternate method to assure American Communications in times of nuclear attack. It has grown from a few university and government sites to 13000 networks, with over 4 million hosts and is growing dramatically.
The world wide wed is a communication system that brings the Internet to everyone on the globe, The wed was created in 1989 in Switzerland by physicist Timothy Beners-Lee. He designed a communications logic or “hypertext” system using key words that permit interchange between centres. The wed provides access to thousands of market data bases.