With the continuous development of the social giant system, the independence of subsystem boundaries has decreased under the drive of complex relationships and multiple uncertainties. Decision makers are required to consider the interactions between different systems to develop precise policy...

The aim of this study was to identify the key provinces and sectors for energy conservation in China. First, this study extended the traditional multi-regional input-output (MRIO) table and established an energy consumption MRIO (EMRIO) model. The energy consumption linkages of 30 provinces in...

The purpose of this paper is to provide a sufficient condition for the solvability of economic co-efficient matrices, which is slightly weaker than the one in Garrao and Dias (2015). If labor is an additional “non-produced” input then an upper bound for the wage rate of labor can be...