introduction: economic development and public welfare are some of macroeconomic goals for any country. health economy is one of the parameters as criterion for action in evaluation of this important subject. the present study has been intended to investigate into the relationship among factors of health economy including total health expenditures (some percent of gross domestic product gdp), li...

and Ken White for their many comments, suggestions, and assistance with data. The insightful comments of two referees led to a significant improvement of this paper, including the addition of Appendix II. The content this paper is the responsibility of the author, and should not be attributed to Inland Revenue New Zealand, which financed this study. The author's related papers on the hidden eco...

Original scientific papers The trackless rubber tyred vehicle (TRTV) is an important transporting equipment of underground coal mine auxiliary transportation system in the world. Presently, most TRTVs are driven by flameproof diesel engine. However, few researches were focused on their dynamic performance in the past. In this paper, the characterizing parameters and influencing factors of the d...

Low carbon city is the direction of the development of city in the future. Firstly, this paper constructed the comprehensive evaluation index system of the low carbon economy city that including six primary indexes and 12 secondary indexes by summarizing the recent research of low-carbon connotation and low-carbon evaluation index. These indexes are low-carbon economy, low-carbon energy, low-ca...

Health care is a very large and important industry. Hospital and physician services are a large part of the U.S. economy. In 2009, hospital care alone accounted for 5.4% of GDP – roughly twice the size of automobile manufacturing, agriculture, or mining, and larger than all manufacturing sectors except food and beverage and tobacco products, which is approximately the same size. Physician servi...