This paper studies the effects of the structural variables of the Iranian industries sector on the welfare cost using to the Structure-Conduct-Performance (SCP) theory. In other words, we investigate the role of structural components and their effects on the size of the welfare cost in Iran's industry sector. We have used the Leibenstein's model to calculate the deadweight loss and then the pan...

For several decades, petroleum has been a commodity of vital impor-tance to the global economy, in which a number of interesting marketphenomena has occurred. This monograph represents my efforts todescribe several of these phenomenon, along with a few other elementsof the oil market. My focus is on elements related to the extractionof petroleum, and the interactions between...

BACKGROUND There is a large body of literature examining income in relation to health expenditures. The share of expenditures in health sector from GDP in developed countries is often larger than in non-developed countries, suggesting that as the level of economic growth increases, health spending increase, too. OBJECTIVES This paper estimates long-run relationships between health expenditure...

This study initially calculates export sophistication of Middle East and North Africa (MENA) countries to 
 make a comparison in the region between OPEC non-OPEC for 2004-2016 period. Secondly, short long run empirical analysis are applied examine effect on GDP per capita growth controlling several macroeconomic variables. Lastly, panel VAR is utilized decompose variation rate. Empirical f...

the organization of the petroleum exporting countries (opec) has a key role in making universal political and economic decisions regarding petroleum. therefore, it seems highly important to assess the opec member’s degree of concentration and its monopoly.  this research, aims to assess and classify the concentration of petroleum export in the opec countries during the 1997-2011 period by the h...