the aim of this paper is to study individuals’ motivations to consume artistic goods in yasuj city located in south-west of iran. methodologically, this is a qualitative research and relevant data is collected by in-depth interviews. a sample consisted of 40 persons (20 males and 20 females), between the ages of 22 to 48 years old were interviewed. the interviews took more than 23 hours. the pl...

This study aims to understand trends in global fertility from 1950-2010 though the analysis of age-specific fertility rates. This approach incorporates both the overall level, as when the total fertility rate is modeled, and different patterns of age-specific fertility to examine the relationship between changes in age-specific fertility and fertility decline. Singular value decomposition is us...

Fertility has declined very markedly in the majority of developing countries over the past thirty to forty years, and it continues to decline almost everywhere. As a result, fertility has reached very low levels in many countries. In addition, currently more than 40 per cent of the world’s population lives in countries with total fertility levels lower than 2.1 children per woman, the level tha...

Automata with restart operation (henceforth RA) constitute an interesting class of acceptors and reduction systems at the same time, and simultaneously display a remarkable ’explicative power’ wrt. the analysis of formal and natural languages. This paper focuses on RA as a formal-theoretical tool for modelling the analysis by reduction of natural languages and on the role of analysis by reducti...

In a time of increasing urbanization, the fundamental value of conserving urban biodiversity remains controversial. How much of a fixed budget should be spent on conservation in urban versus nonurban landscapes? The answer should depend on the goals that drive our conservation actions, yet proponents of urban conservation often fail to specify the motivation for protecting urban biodiversity. T...

Soil fertility and nutrient-related plant functional traits are in general only moderately related, hindering the progress in trait-based prediction models of vegetation patterns. Although the relationships may have been obscured by suboptimal choices in how soil fertility is expressed, there has never been a systematic investigation into the suitability of fertility measures. This study, there...

Every country has a desire to balance its population growth according to its socioeconomic conditions. Three major components affecting population growth are fertility, mortality and migration, and among these components, fertility plays the most important role. A number of factors such as social, cultural, economic, health and other environmental factors directly determine fertility. Davis and...

background: one of the affected aspects in infertile women that have not been given sufficient attention is sexual function. sexual function is a key factor in physical and marital health, and sexual dysfunction could significantly lower the quality of life. aim of this study was to assess the comparison sexual dysfunction in women with infertility and without infertility, admitted to al- zahra...