It is a common misperception that low teacher recruitment is the cause of the current teacher shortage in the United States. Research over the past decade suggests, however, that the source of the shortage is high levels of staffing fluctuations driven by teacher attrition. This paper examines the factors underlying teacher attrition decisions in order to make policy recommendations about which...

BACKGROUND Despite scientific evidence substantiating the importance of breastfeeding in child survival and development and its economic benefits, assessments show gaps in many countries' implementation of the 2003 WHO and UNICEF Global Strategy for Infant and Young Child Feeding (Global Strategy). Optimal breastfeeding is a particular example: initiation of breastfeeding within the first hour ...

Breastfeeding is negatively correlated with future fertility because nursing temporarily reduces fecundity and because mothers usually wean on becoming pregnant again. We model breastfeeding under son-biased fertility preferences and show that breastfeeding duration increases with birth order, especially near target family size; is lowest for daughters and children without older brothers becaus...

the supervision of the academic performance of engineering students is vital during an early stage of their curricula. Indeed, their grades in specific core/major courses as well as their cumulative General Point Average (GPA) are decisive when pertaining to their ability/condition to pursue Masters’ studies or graduate from a five-year Bachelor-ofEngineering program. Furthermore, these compell...

The ability to integrate theory with practice is integral to a student's success. A common reason for attrition from a nurse anesthesia program is clinical issues. To document clinical competence, students are evaluated using various tools. For use of a clinical evaluation tool as possible evidence for a student's dismissal, an important psychometric property to ensure is instrument validity. C...

OBJECTIVES The aim of this study was to examine the relationships among maternal and infant characteristics, breastfeeding techniques, and exclusive breastfeeding initiation in different modes of birth using structural equation modeling approaches. METHODS We examined a hypothetical model based on integrating concepts of a breastfeeding decision-making model, a breastfeeding initiation model,...

Churn prediction is essential for the survival of every business as it allows proactive action planning, whereas customer segmentation an effective grouping approach commonly used product marketing and relationship management. This paper analyzes current development attrition telecommunications (telco) industry, explores integration both approaches that results in actionable matrix framework re...