Research ArticleOpen accessIn the keywordsSurvival in the Current Healthcare Environment How Close Are We to Socialized Medicine?Eldo E. FrezzaIn the 1980's, some hospitals established internal agencies to regulate cash flow and capital expense. State agencies promoted the evolution of healthcare facilities into more business-like organizations. Attention to the following matters will reduce hospital costs: 1) prevent or reduce nosocomial infections; 2) treat diseases at a stage amenable to outpatient therapy; 3) obtain complete information about the policies of … …Journal of Social Sciences, Vol. 1, Issue 4 · 31 Dec 2005 · 6,689 accessesView PDFCite
Research ArticleOpen accessIn the keywordsThe Evolution of Today's Health Care EconomyEldo E. Frezza, Maurizio Chiriva-InternatiThe health care economy has fluctuated in the last 30 years. One of the contributing factors has been the reimbursement schemes used by hospitals and physicians, which has had a considerable impact on the behavior and performance of the health care market. Unlike health care markets in other countries, the U.S. has a multi-payer system. These third-party payers include the … …Journal of Social Sciences, Vol. 1, Issue 1 · 31 Mar 2005 · 6,655 accessesView PDFCite
Research ArticleOpen accessIn the abstractEstimation Methods for Multicollinearity Proplem Combined with High Leverage Data PointsMoawad El-Fallah, Abd El-SallamProblem statement: Least Squares (LS) method has been the most popular method for estimating the parameters of a model due to its optimal properties and ease of computation. LS estimated regression may be seriously affected by multicollinearity which is a near linear dependency between two or more explanatory variables in the regression models. Although LS estimates are unbiased in the … …Journal of Mathematics and Statistics, Vol. 7, Issue 2 · 18 May 2011 · 7,617 accessesView PDFCite
Research ArticleOpen accessIn the abstractRobust Estimations as a Remedy for Multicollinearity Caused by Multiple High Leverage PointsArezoo Bagheri, Habshah MidiProblem statement: The Least Squares (LS) method has been the most popular technique for estimating the parameters of a model due to its optimal properties and ease of computation. LS estimated regression may be seriously disturbed by multicollinearity which is a near linear dependency between two or more explanatory variables in the regression models. Even though LS estimates are unbiased … …Journal of Mathematics and Statistics, Vol. 5, Issue 4 · 31 Dec 2009 · 8,247 accessesView PDFCite