From the Efficient Market Hypothesis, a market is efficient if security prices fully and correctly reflect all available information that is relevant for the stock’s pricing. This requires a medium of information dissemination and transaction ordering with both speed and accuracy. This paper...

This paper examines the short-term price reactions after one-day abnormal price changes on the Ukrainian stock market. The original method of abnormal returns calculation is examined. We find significant evidence of overreactions using the daily data over the period 2008-2012. Our analysis...

Like all good theories, market efficiency has major limitations, even though it continues to be the source of important and enduring insights. This is a conceptual framework on global financial crisis and Efficient Market Hypothesis (EMH). Despite the theory’s undoubted limitations, the claim...

This paper explores the opportunities of momentum and contrarian profits on the Bucharest Stock Exchange during quiet and turbulent times. In our investigation we employ daily values of the main indexes from the Bucharest Stock Exchange for two periods of time. During the first period, from...

This paper attempts to examine the weak form of market efficiency in the Indian foreign exchange market using a family of variance ratio tests. Monthly Nominal Effective Exchange Rate (NEER) data from April 1993-June 2010 were used for the analysis. NEER series was considered for the analysis as...

This study suggests that, run test, which are based on signs of indices / rates, do not reject efficient market hypothesis in the case of all the three markets, whereas VR tests, which capture the variation in permanent component of the series as a ratio to the total variation, reject the...

The paper analyses common Russian practice of assessment of the effectiveness of the unit investment fund portfolio management based on the risk/return tradeoff. The paper identifies characteristics, advantages and disadvantages of various portfolio risk measures, and introduces the approach to...

This paper explores the presence of the turn – of – the – month effect on Bucharest Stock Exchange. We employ daily values from 2002 to 2011 of the two important indices of the Romanian capital market: BET – C and RAQ – C, composed on the stock prices of some of the biggest Romanian...

Groenewold et al (2004a) documented that the Chinese stock market is inefficient. In this paper, we revisit the efficiency problem of the Chinese stock market using time-series model based trading rules. Our paper distinguishes itself from previous studies in several aspects. First, while...