Aim of this paper is to present and discuss approaches that use the product life cycle (PLC) and their application to corporate marketing. Product life cycle describes how the product grows over time. Theory of literature identifies various stages as follows: introduction, growth, maturity, decline. Throughout these stages, companies have different costs, profits, pricing strategy, marketing goal or number of customers or different rivalry competition. The main objective of this paper is to map the PLC effect on business activity and the consequent impact of these influences on corporate marketing across all stages of the PLC. The importance of product lifecycle management (Product Lifecycle Management, PLM) is increasing, especially for companies in manufacturing, high technology, telecommunications and industry. Today, industrial production because PLM is becoming an essential tool for coping with the challenges of global competition and demanding constant shortening product life cycles.

No abstract

SYCHROVÁ LUCIE: Measuring the eff ectiveness of marketing activities use in relation to company size. Acta Universitatis Agriculturae et Silviculturae Mendelianae Brunensis, 2013, LXI, No. 2, pp. 493-500 The aim of this paper is to research the relationship between measurements of eff ectiveness of marketing activities and company size. An analysis of the economic sources, professional publications, analysis and reports of previous research shows that the concept of measuring of eff ectiveness is one of the key themes, which economists always pay much attention. It is a criterion that helps to rationally decide on the use limited resources to meet the needs that are not limited. This topic deals with numerous domestic and foreign literatures. The authors are not only diff erent concepts of eff ectiveness, but also the using terminology. There are multiple defi nitions of terms "eff ectiveness" For the same purpose and meaning. The same concept is o en defi ned semantically diff erent. Therefore, every company has a strong interest to be in all their activities more eff ectively than the competition. Logical response to changes and requirements of nowadays is using a combination of lot of methods to measure marketing eff ectiveness. Methods used for this article includes two phases. The fi rst it was gained date by primary research, using a structure questionnaire and processed by statistical so ware SPSS. Research sample consists 115 companies operating in the Czech environment, which was chosen at random. There is investigated the correlation between measuring the eff ectiveness of marketing activities and company size. The second part investigated the dependence between the choice of metrics used to measure the eff ectiveness and company size. The results of the research showed that there is no correlation between measuring the eff ectiveness of marketing activities and company size. The value of Pearson Chi-Square test is greater than 0.05, it is 0.187. We can presume that dependency does not exist or it is small for these. Value of Symmetric measures is 0.432, which means that the intensity tends to be small rather than high.