Sources of market data
Exchange and financial information includes:
- Stock quotes and commodity prices, as well as gold and precious metals,
- Exchange rates, the rates of various financial instruments and so forth;
- Background information on the institutions of financial and stock market;
- Analytical reviews of investment opportunities and business news.
With regard to historical quotations, prices and rates of exchange and financial information to some extent overlap with economic statistics, and part of background information and analysis of investment opportunities - with commercial information.
Exchange and financial information has become a separate kind of information services and products in the second half of XIX century. When a ticker line, it began to spread on a wire channels. For information on the status of the stock market based on the databases for the first time in 1957. appeared (the firm Quotron Systems) and began to use the services of online access to remote databases, which in recent years become one of the most common types of commercial information services on the market of developed countries.
Exchange and financial information is always required to keep track of ever-changing market conditions, and includes information on securities, the main products sold through the stock exchange, exchange rate, real estate, money, capital and insurance.
The sources for stock and financial information are:
- Themselves exchanges;
- Specialized services, quickly spreading throughout the world, regions and areas of the country's stock and financial information in raw form and supplying this information with other exchanges, and information services listed below;
- Specialized services made readily available stock and financial information in a form suitable for the perception and analysis;
-Regional mediation centers that provide information brokerage agencies;
- Services that distribute stock and financial information for owners of PCs;
- Services that distribute stock and financial information over the air using the unused part of the VHF television signals or for individual users and brokerage agencies, equipped with special detectors, video tuner and a PC or directly to the pager of individual consumers;
- Brokerage houses and agencies.