Editing Technical analysis (section)

== Quotation board ==

Another form of technical analysis used so far was via interpretation of [[Stock market data systems|stock market data]] contained in quotation boards, that in the times before [[electronic visual display|electronic screens]], were huge [[blackboard|chalkboards]] located in the stock exchanges, with data of the main financial assets listed on exchanges for analysis of their movements.<ref>{{harvp|Lefèvre|2000|pp=1, 18}}</ref> It was manually updated with chalk, with the updates regarding some of these data being transmitted to environments outside of exchanges (such as [[Brokerage firm|brokerage houses]], [[Bucket shop (stock market)|bucket shops]], etc.) via the aforementioned tape, [[telegraphy|telegraph]], telephone and later [[telex]].<ref>{{harvp|Lefèvre|2000|p=17}}</ref>

This analysis tool was used both, on the spot, mainly by market professionals, as well as by general public through the printed versions in newspapers showing the data of the negotiations of the previous day, for [[Swing trading|swing]] and [[Trend following|position trades]].<ref>{{harvp|Livermore|1940|pp=17–18}}</ref>