A noise trader is a stock trader that does not have any specific information of the security. If the efficient market hypothesis holds, NTs add liquidity to a market while not distorting valuations.
Noise Trader Risk
A form of market risk associated with the investment decisions of noise traders. The higher the volatility in market price for a particular security, the greater the associated noise trader risk
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Elle souligne le fait que les agents utilisant cette figure pour opérer sur les marchés doivent ê tre qualifiés de ’noise traders’ ...
"Noise Trader Risk in Financial Markets". Journal of Political Economy 98 (4): 703-738. doi:10.1086/261703.
^ Froot, Kenneth A.; Obstfeld, Maurice (1991). "Intrinsic Bubbles: The Case of Stock Prices".
 See also: Trading, Noise, Trader, Profit, Market
  
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