VIEITO, JOÃO PAULO; MURTHY, K. V. BHANU; TRIPATHI, VANITA - In: Annals of Financial Economics (AFE) 08 (2013) 01, pp. 1350003-1
This paper is amongst the first to investigate weak-form efficiency of the most developed (G-20) countries in the world. It also measures the impact of the 2007 financial crisis on the stock markets of these countries, in terms of their efficiency. Serial correlation test, ADF unit root test, Lo...