In many organizations and financial institutions, we don't always have acsses to inputs and outputs to evaluate the decision-making units (DMUs), but rather only a ratio of inputs to outputs ( or reverse) might be available. In DEA, cost efficiency determines input standards based on input costs. In multi-stage network DEA processes, in addition to input standards, cost efficiency would determi...

the purpose of this study is to evaluate the effect of globalization on the cost of capital accepted companies in tehran stock exchange (tse(. in this regard, the degree of trade openness as an index the globalization of trade and other control variables such as firm size, the ratio of fixed assets to total assets, instantaneous ratio and the ratio of debts to total of equity has been used for ...

This study examines the effect of regulatory policy on efficiency under prudential framework among banks listed in the Iranian Securities and Exchange Organization over the period 2003 to 2015. Arellano-Bond estimation method has been patronized to investigate the effect of regulatory policies on efficiency. Results indicate that regulatory policy indicator indexing reserve requirement on inves...

background: the present study aims to evaluate the cost-effectiveness of dynamic interspinous spacer (coflex®) and static spacer (x-stop ®) compared to laminectomy (lami) in patients with lumbar spinal stenosis.   methods: a decision-analysis model was developed to estimate the cost-effectiveness. the effectiveness parameters were obtained from a systematic literature review in relevant databas...

Abstract Drawing upon recent studies that empirically estimate both the benefits and costs of trade, this paper addresses a simple important question: By how much do increased global trade outweigh costs? To best our knowledge, is first attempt to answer question at World Bank income-grouping levels using estimated relationships from cost literature. Using structural gravity model, we simulate ...