Most developing and underdeveloped countries beside Sudan suffer from the low levels of income in addition to the low savings that are result from the lack of sophisticated savings channels. Hence, the investment depends on the individual's abilities on self savings, where the investment is...

The paper reviews incidence of HIV/AIDS on international levels and then in Khartoum state during the period (2003-2007). The main objective was to study the situation of HIV/AIDS state through a sample of 1439 of volunteers for the three selected blood testing and counseling centers in...

The purpose of this study is to estimate the effects of Real Effective Exchange Rate (REER) on Sudan trade balance (TB). The present situation is confusing for all in Sudan with discrepancies in market effective foreign currencies and government declared prices. For example, one US$ in the...

Zoonotic infectious livestock diseases are becoming a significant burden for both animal and human health and are rapidly gaining the attention of decision-makers who manage public health programs. We developed a susceptible, infected and removed (SIR) dynamic linear mathematical model of...

Zoonotic infectious livestock diseases are becoming a significant burden for both animal and human health and are rapidly gaining the attention of decision-makers who manage public health programs. We developed a susceptible, infected and removed (SIR) dynamic linear mathematical model of...