The paper presents a proposal of the synthetic index used to assess the level of advancement in terms of logistics solutions. Index was built on the basis of data obtained from a survey of 511 Polish enterprises of food processing in 2010-2011. Fundamental descriptive characteristics for index...

The paper presents results of research on diversification in cigarette consumption, depending on the socio-economic group and type of biological family. As the source data used results of the panel "Social Diagnosis" conducted periodically since 2000. The results were compared with the results...

The paper presents the results of the relationship between expenditures on different groups of consumption goods and the level of income study. The research was conducted in the period from 1999 to 2008, distinguishing for each year and the number of persons in the household. The results...