A dynamic substance-flow model is developed to characterize the stocks and flows of cement utilized during the 20th century in the United States, using the generic cement life cycle as a systems boundary. The motivation for estimating historical inventories of cement stocks and flows is to...

In this paper we aim to analyze through the literature, the implications of digitalization on environmental sustainability in the field of production (product design, production, transport and customer service). The analysis of specialized works highlights the following aspects: 1. Digitization...

In Denmark, many small-scale forest owners are affiliated to local district offices of The Danish Forestry Extension Service. Increasing economic pressure has caused a search for more efficiency in the Service, including potential reorganisation. In this paper, the efficiency of the different...

This paper analyses efficiency and productivity changes in 12 broad segments of food manufacturing industries during pre and post liberalisation periods, covering a period of two decades, from 1980-1981 to 2001-2002. The nonparametric Data Envelopment Analysis (DEA) approach is used to compute...

O presente artigo tem como objetivo estimar, através da metodologia DEA (Análise Envoltória de Dados), as eficiências geradas pelas empresas do setor frigorífico de carne bovina, e verificar se a realização de fusão, a fim de obter economias de escala, pode sempre implicar em...

This collection of articles contributes to knowledge of the German insurance industry after its liberalization by analyzing changes in the structure and choice of distribution channels in private insurance markets in the first and second article. In a third article the development of market...

Since innovation is playing an important role in the age of knowledge, using innovative resources more efficiently gradually becomes a hot issue at national level. National innovative capacity is the ability of a country to produce and commercialize a flow of innovative technology over the long...

This article deals with a comparison of 16 fire stations of a factual region of the Czech Republic with the use of a DEA model. The number of actions (output) and the number of employees, the level of fire equipment and the inside area (inputs) were obtained for each of the fires stations using...

This article deals with an evaluation of the regions of the Czech Republic according to selected criteria. The evaluation was realized using the Data Envelopment Analysis (DEA) for the periods 2004–2007. Both macroeconomic and demographic indicators were included in the model. Except the...

To date, police organizations have not been rigorously analyzed by organizational scholars and most analysis of these organizations has been captured through a single construct. The purpose of this study is to develop confirmatory police organizational analysis by validating a multi-dimensional...