Available online 30 April 2015 This paper tests the relation between expected excess stock returns and illiquidity risk in G7 markets. By conducting panel regressions on monthly data for 20 years, evidence shows that excess stock returns of the G7 countries are positively correlated with market illiquidity risk, but are negatively correlated with the innovation of firm-level illiquidity. Applyi...

Tropical forests are significant carbon sinks and their soils' carbon storage potential is immense. However, little is known about the soil organic carbon (SOC) stocks of tropical mountain areas whose complex soil-landscape and difficult accessibility pose a challenge to spatial analysis. The choice of methodology for spatial prediction is of high importance to improve the expected poor model r...

Introduction: The human skin is an active medium from the optical point of view. Therefore, the diagnostic and therapeutic techniques employing light are increasing. Current optical techniques are based on the measurement of the intensity of reflected absorbed or backscattered light from or within skin. Studies have shown that biological tissues, and in particular skin, demonstrate polarization...

The monetary policy in the frame of monetary transaction through stocks market affects the stocks’ price that these prices also affect the economy with impacting consuming and investing expenses. In another word, based on the importance of monetary part in commercial banks, the effect of these policies on bank stocks has a great importance that is studied in his project. For this purpose, the d...

Foamy viruses are nonpathogenic retroviruses that offer several unique opportunities for gene transfer in various cell types from different species. We have previously demonstrated the utility of simian foamy virus type 1 (SFV-1) as a vector system by transient expression assay (M. Wu et al., J. Virol. 72:3451-3454, 1998). In this report, we describe the first stable packaging cell lines for fo...

today, a way of gaining constant and dynamic development is reforming of the ownerships structure, from governmental ownership to privatization ownership. so this policy in many countries, especially in developing countries, as a strategic policy has been used. compilation and performing principle 44, s policies of iran islamic republic law constitution which parliament has confirmed. one of th...

In this paper, we propose a hybrid machine learning system based on Genetic Algorithm (GA) and Support Vector Machines (SVM) for stock market prediction. A variety of indicators from the technical analysis field of study are used as input features. We also make use of the correlation between stock prices of different companies to forecast the price of a stock, making use of technical indicators...