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...

This study examines the impact of macroeconomic variables on stock prices. We use the Databank stock index to represent the stock market and (a) inward foreign direct investments, (b) the treasury bill rate (as a measure of interest rates), (c) the consumer price index (as a measure of...

This paper examines the weak-form efficient market hypothesis (EMH) in the case of the Ghana Stock Exchange (GSE) an emerging market. Daily returns from the Databank Stock Index (DSI) over a 5-year period 1999-2004 were used for the exercise. Random walk (RW) and GARCH(1,1) models are used as...

The discovery of the dynamics of a time series requires construction of the transition density, 1-point densities and scaling exponents provide no knowledge of the dynamics. Time series require some sort of statistical regularity, otherwise there is no basis for analysis. We state the possible...

Episodes of market crashes have fascinated economists for centuries. Although many academics, practitioners and policy makers have studied questions related to collapsing asset price bubbles, there is little consensus yet about their causes and effects. This review and essay evaluates some of...