This paper aims to investigate the level of main "fundamental variables" of the Brazilian economy: rate of profit, surplus value, composition of capital, vertically integrated labor composition and productiveness. Using the national accounting system of 2009, Inverse Matrix of Leontief and...

This paper aims to investigate the level of main "fundamental variables" of the Brazilian economy: rate of profit, surplus value, composition of capital, vertically integrated labor composition and productiveness. Using the national accounting system of 2009, Inverse Matrix of Leontief and...

The hydrological observation network in the Amazon basin is made of conventional rainfall and water level stations presently maintained by the Agência Nacional de Águas (ANA), the National Agency for Waters. The water level network has long been plagued by difficulties associated with spatial...

To achieve the ambitious target of climate neutrality of the EU set out within the EU Green Deal, a reduction of energy use in the highly energy consuming building sector is critical. To achieve this, the renovation of existing buildings has been given a key role, starting with the Renovation...

Due to the relevance of social enterprises on social value creation, the marketing field is increasing its attention to these organizations. However, there seems to be no consensus in the literature on how strategic marketing can improve the performance of social enterprises. Face this, we...

This paper presents a robust branch-cut-and-price algorithm for the Capacitated Minimum Spanning Tree Problem (CMST). The variables are associated to q-arbs, a structure that arises from a relaxation of the capacitated prize-collecting arbores- cence problem in order to make it solvable in...