BACKGROUND The objective of this study was to evaluate the association between severity of maxillofacial injuries determined by trauma scoring systems and its economic burden to patients in terms of cost and duration of hospitalization. MATERIALS AND METHODS Following ethical approval a retrospective chart review was undertaken at Meenakshi Ammal Dental College and Hospital to identify patien...

This paper seeks to relate proxy indices of economic performance to competing hypotheses of sustainable and unsustainable intensive economic growth in the Roman world. It considers the economic relevance of certain types of archaeological data, the potential of income-centered indices of economic performance, and the complex relationship between economic growth and incomes documented in the mor...

Fundamental economic conditions are crucial determinants of equity premia. However, commonly used predictors do not adequately capture the changing nature of economic conditions and hence have limited power in forecasting equity returns. To address the inadequacy, this paper constructs macro indices from large datasets and adaptively chooses optimal indices to predict stock returns. I find that...

Recent research has suggested the use of binary and multi-annual rank concordance indices as measures of β-convergence. Using numerical analysis, it is shown that this approach has severe limitations. In particular, it is shown that hypothesis testing based upon the binary index possesses an inherent bias towards non-rejection of the null, leading to spurious detection of β-convergence. The pro...

abstract: the subject of the life satisfaction is one of the important issues in development economics literature. in this paper, the main determinants of life satisfaction such as economic factors have been considered. for data analysis, the indices of life satisfaction have been collected among 400 people in tehran and neibouring provinces by applying stratified random sampling method. then, ...

the purpose of this research was to study the effects of four personal and social variables including the age, literacy, job experience and size of herd on different variables such as implementing of managerial strategies in transition period, relevant costs of these strategies, average production per head and gross income of milk sale per head. for this purpose all required information were co...

To characterize economic development and diagnose the economic health condition, several popular indices such as gross domestic product (GDP), industrial structure and income growth are widely applied. However, computing these indices based on traditional economic census is usually costly and resources consuming, and more importantly, following a long time delay. In this paper, we analyzed near...