natural gas is one of the hydrocarbon resources which is consumed vastly in the world. the asian and european markets, facing with a growing demand of hydrocarbon resources especially natural gas, are the most important consuming markets. hence, the security of natural gas supply is very important. based on the estimation of gas supply security index (gssi), the amount of vulnerability of selec...

During the last decades, increasing ecology in reduction of environmental impact caused by traditional plastics is contributing to growth more sustainable with aim reduce consumption non-renewable resources for their production [...]

We analyze the relative growth performance of open economies in a two-country model where di¤erent endowments of labor and a natural resource generate asymmetric trade. A resource-rich economy trades resource-based intermediates for …nal manufacturing goods produced by a resource-poor economy. Productivity growth in both countries is driven by endogenous innovations. The e¤ects of a sudden incr...