BACKGROUND Epstein-Barr virus infectious mononucleosis among adults is notorious because of the prolonged incapacitating fatigue it causes. AIMS To investigate the duration of sickness absence and return to work following infectious mononucleosis. METHODS Episodes of sickness absence due to infectious mononucleosis were selected from an occupational health services register. The duration of...

stock return is usually considered to be affected by firm’s financial ratios as well as economic variables. fundamental method assume that stock returns is not solely related to the stock market. most result come from the company condition , industry situation and whole economy. in this paper, this relationship between stock return and fundamentals is studied using the data for 22 pharmaceutica...

In this paper we examine the market reaction—price and volume—to the appearance of a firm in the Who’s News column of The Wall Street Journal. We differentiate between those firms whose articles are accompanied by a picture of an executive and a control set of firms whose articles on the same day are not accompanied by a picture. The results show a more pronounced market reaction to the “cum pi...

This study was conducted to investigate the effect of replacing barley with different levels of ground date seeds (GDS) in the diet (0, 15, 3o and 45%) on performance of local growing male goats. Sixteen local male kids (average live weight 16.1±1.41 kg) were allocated randomly to four treatments (4 animal/treatment). The trial consisted of a 14 day acclimatization period followed by a 60-day m...

This work presents techno-economic modelling of four thermochemical technologies that could produce nearly 20,500 tonnes hydrogen per year from biomass for public bus transport. These included fluidised bed (FB) steam gasification, fast pyrolysis-FB pyrolysis-steam reforming, and reforming biogas anaerobic digestion (AD). Each plant was modelled on ASPEN plus with without carbon capture storage...

One of the most important duties of financial economy is modeling and forecasting the volatilities of price of risky assets. From analysts and policy makers’ view, price volatility is a key variable contributing to perception of market volatilities. Therefore, analysts need to have an appropriate of forecast of price volatility as a necessary input to perform duties such as risk management, por...

to determine the effects of priming and planting density on improvement of morphological and physiological traits of the two hybrid corns sc (s.c. 704) under double cropping in sari, a split plot experiment as randomized complete block design with four replications was conducted in 2010. treatments included two densities of 80 and 100 thousand plants per hectare as the first factor and osmoprim...

before making decisions about the investment and financing the companies. it is necessary to know how the value of a company is determined. in this article three valuation methods are discussed: 1) value dirver method. 2) free cash flow method 3) economic value added method. in these methods the factors affecting the value of companies such as operating rate of return, cost of capital. amount o...

An extensive number of metabolic experiments have been carried out at the former Oskar-Kellner-Institute, now the ›Oskar Kellner‹ Research Unit of Nutritional Physiology at the Research Institute for the Biology of Farm Animals (FBN), Dummerstorf, on cattle, pigs and humans. Their expired amounts of CO2 having been compiled and stratified with regard to various performance and nutrition levels....