KUMAR, Anoop S.; KAMAIAH, B. - In: Theoretical and Applied Economics XVIII(2014) (2014) 8(597), pp. 17-24
In this article, we analyze informational efficiency in daily returns of NASDAQ, DJIA and S&P 500 indices ranging from 04-01-1980 to 12-09-2013.We replace the traditional coarse graining method used in multi-scale entropy analysis by a Maximal Overlap Discreet Wavelet Transform decomposition and...