Abstract The Healthcare sector is increasing in importance and relative size BRICS countries (Brazil, Russia, India, China, South Africa). Despite relevance, the financial performance of their healthcare companies has been scarcely studied. This research fills this literature gap not only by focusing on impacts such diverse business environments providers but also proposing a novel approach to ...

in this study, the effect of audit quality on agency costs and information asymmetry has been examined. among the accepted companies 99 ones in tehran stock exchange were selected for statistical samples from 1385 to 1392 in order to attain the research purposes. to measure the audit quality, it has been used the observable variables such as the percentage of institutional investors, the type o...

Different kinetic models like the Avrami, Tobin and Urbanovici-Segal models have been applied for determining the isothermal crystallization kinetics of virgin poly(ethylene terephthalate) (PET) and PET/poly(methyl methacrylate) (PMMA) blends. The different compositions investigated were PET90/PMMA10, PET75/PMMA25 and PET50/PMMA50 [wt/wt%]. The experimental data was fitted using Solver, a non-l...

James Tobin, while universally acknowledged as one of the leading macroeconomists of the twentieth century, is less well remembered as a growth economist, despite his continuing interest in growth throughout his career. His early work placed him near the origins of modern growth economics. Robert Solow (2004, 657) recalls that Tobin “published ‘A Dynamic Aggregative Model’ at just the time when...