One of the trends in sustainable economic development is transition to circular business models, which aim optimize goods and material flows by taking into account their cyclical nature at all production stages. Adapting models mining mineral processing operations can serve as an impetus for companies upgrade move a new level technological sophistication. This article attempts develop conceptua...

This paper presents a new energy–economy system modelling approach, developed specifically for energy planning in non-interconnected islands, aiming decarbonization. Energy is an essential tool to shape the transition reach carbon neutrality medium- and long-term horizon. Islands, as small-scale systems, have limited contribution global climate targets, but due their geographical natural limita...

the input - output framework is applied in this study to analyse the change, in the use of labor input. on the basis of input-output tables sectors of the economy are specified according to the degree of their interdependences. backward and forward employment linkages can he calculated. the sectors then are classified according to their total (direct and indirect) employment linkages. through a...

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paid mass-media advertising to communicate with the U.S. public. The U.S. Congress has allocated $1.2 billion—$200 million per year for 5 years—to fund an advertising campaign to keep youths from using illicit drugs (Fairclough, 1999). The U.S. Census Bureau has, for the first time, used advertising to increase mail-in response rates to the dicennial census; its advertising budget was roughly $...