The sources of marketing information used by an enterprise in light of results of a research – analysis comparative
The aim of the publication is to show the diversity of the significance of different sources of marketing information in companies conducting different types of activity (manufacturing, services and trade) on the Polish market. Theses are formulated on results of research conducted by the Marketing Department of Cracow University of Economics in 2013. The subject of the research was: “The scope and conditions of marketing use by companies in Poland”. For all researched companies validity of the various sources of information is the same.