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How can i determine when to go long and when to go short

I am developing a algo that gets data for every symbols and determine when to go long (then invest ) and when to go short(do invest).

Please i need help

3 responses

Hey Constantine, can you elaborate on how you will determine (i.e. what rules will guide) which securities you will long/short and how large the positions will be?

Ryan

Well, if it isn't the million dollar question...

hello guys i was trying to get stock data from yahoo finance then compare. for example consider this link http://finance.yahoo.com/q/ks?s=AAPL+Key+Statistics we can get the determine if Price/Book (mrq): lies between 5 and 8 then go long else go short.