Mobarek, Asma; Mollah, A. Sabur; Bhuyan, Rafiqul - In: Journal of Emerging Market Finance 7 (2008) 1, pp. 17-41
the thought that the market does not respond to new information instantaneously. This may be due to a delay in … dissemination to new price sensitive information or biases (under or over reaction) in the response of market participants to such … information. It may also be for the momentum effect related to herding in particular ‘positive feed back trading’ or â …